Aviation Dictionary

Aviation Dictionary

Aviation Dictionary

Understand the terms that ensure smooth operations in aviation.

The aviation industry is filled with specialized terms that can be hard to navigate—especially in Ground Handling, Operational Performance, and Service Level Management.

This dictionary provides simple, clear definitions for key terms used across the Cosmos platform and in day-to-day operations. Whether you’re an airline manager, provider partner, or just aviation-curious, this is your go-to reference for cutting through complexity.

Disclaimer: This dictionary is designed for informational purposes only. While we aim for accuracy, terms may be interpreted differently depending on airline or airport context. For regulatory or contractual use, please refer to your official documents or governing bodies such as IATA or EASA.

Pro Tip for Mobile Users: Want quick access to this site? Save it to your Home Screen for easy one-tap access!

Pro Tip for Mobile Users: Want quick access to this site? Save it to your Home Screen for easy one-tap access!

A-CDM

Airport Collaborative Decision Making

Description:

EUROCONTROL/CDM initiative for major airports

Example:

A-CDM is active at FRA, MUC, AMS, etc.

A-CDM

Airport Collaborative Decision Making

Description:

EUROCONTROL/CDM initiative for major airports

Example:

A-CDM is active at FRA, MUC, AMS, etc.

A-CDM

Airport Collaborative Decision Making

Description:

EUROCONTROL/CDM initiative for major airports

Example:

A-CDM is active at FRA, MUC, AMS, etc.

A/C

Aircraft

Description:

Any powered, fixed-wing or rotary-wing vehicle used for air transport.

Example:

B737, A320, ATR72, etc.

A/C

Aircraft

Description:

Any powered, fixed-wing or rotary-wing vehicle used for air transport.

Example:

B737, A320, ATR72, etc.

A/C

Aircraft

Description:

Any powered, fixed-wing or rotary-wing vehicle used for air transport.

Example:

B737, A320, ATR72, etc.

ACARS

Aircraft Communications Addressing and Reporting System

Description:

Digital system for sending/receiving messages in-flight

Example:

ACARS message sent to dispatch for arrival ETA

ACARS

Aircraft Communications Addressing and Reporting System

Description:

Digital system for sending/receiving messages in-flight

Example:

ACARS message sent to dispatch for arrival ETA

ACARS

Aircraft Communications Addressing and Reporting System

Description:

Digital system for sending/receiving messages in-flight

Example:

ACARS message sent to dispatch for arrival ETA

ADEP/ADES

Departure/Arrival Aerodrome

Description:

Airport of departure/arrival, typically in flight schedules.

Example:

ADEP: FRA; ADES: LHR

ADEP/ADES

Departure/Arrival Aerodrome

Description:

Airport of departure/arrival, typically in flight schedules.

Example:

ADEP: FRA; ADES: LHR

ADEP/ADES

Departure/Arrival Aerodrome

Description:

Airport of departure/arrival, typically in flight schedules.

Example:

ADEP: FRA; ADES: LHR

AHM

Airport Handling Manual

Description:

IATA's industry standard manual for ground ops processes.

Example:

Follow AHM 810 procedure

AHM

Airport Handling Manual

Description:

IATA's industry standard manual for ground ops processes.

Example:

Follow AHM 810 procedure

AHM

Airport Handling Manual

Description:

IATA's industry standard manual for ground ops processes.

Example:

Follow AHM 810 procedure

AIBT

Actual In-Block Time

Description:

The actual time the aircraft reached its parking stand.

Example:

AIBT recorded as 13:56

AIBT

Actual In-Block Time

Description:

The actual time the aircraft reached its parking stand.

Example:

AIBT recorded as 13:56

AIBT

Actual In-Block Time

Description:

The actual time the aircraft reached its parking stand.

Example:

AIBT recorded as 13:56

Airside/Landside

Airside/Landside

Description:

Airside: secured, aircraft ops; Landside: public areas (check-in, arrivals).

Example:

Staff may require airside ID

Airside/Landside

Airside/Landside

Description:

Airside: secured, aircraft ops; Landside: public areas (check-in, arrivals).

Example:

Staff may require airside ID

Airside/Landside

Airside/Landside

Description:

Airside: secured, aircraft ops; Landside: public areas (check-in, arrivals).

Example:

Staff may require airside ID

AOBT

Actual Off-Block Time

Description:

The actual time the aircraft pushed back from the stand.

Example:

AOBT was logged at 14:03

AOBT

Actual Off-Block Time

Description:

The actual time the aircraft pushed back from the stand.

Example:

AOBT was logged at 14:03

AOBT

Actual Off-Block Time

Description:

The actual time the aircraft pushed back from the stand.

Example:

AOBT was logged at 14:03

AODB

Airport Operational Database

Description:

The central IT system/database at an airport for managing and sharing real-time operational data and status updates.

Example:

Can we integrate with your AODB?

AODB

Airport Operational Database

Description:

The central IT system/database at an airport for managing and sharing real-time operational data and status updates.

Example:

Can we integrate with your AODB?

AODB

Airport Operational Database

Description:

The central IT system/database at an airport for managing and sharing real-time operational data and status updates.

Example:

Can we integrate with your AODB?

AOG

Aircraft on Ground

Description:

Aircraft unable to fly due to technical issues; urgent for ops/maintenance.

Example:

We have an AOG in ZRH.

AOG

Aircraft on Ground

Description:

Aircraft unable to fly due to technical issues; urgent for ops/maintenance.

Example:

We have an AOG in ZRH.

AOG

Aircraft on Ground

Description:

Aircraft unable to fly due to technical issues; urgent for ops/maintenance.

Example:

We have an AOG in ZRH.

APU

Auxiliary Power Unit

Description:

Small engine providing power on ground

Example:

APU started for cabin power

APU

Auxiliary Power Unit

Description:

Small engine providing power on ground

Example:

APU started for cabin power

APU

Auxiliary Power Unit

Description:

Small engine providing power on ground

Example:

APU started for cabin power

ARR

Arrival

Description:

Indicates a flight arrival in airport systems and ops messages

Example:

The ARR notification triggered the ground team alert

ARR

Arrival

Description:

Indicates a flight arrival in airport systems and ops messages

Example:

The ARR notification triggered the ground team alert

ARR

Arrival

Description:

Indicates a flight arrival in airport systems and ops messages

Example:

The ARR notification triggered the ground team alert

ASDA

Accelerate-Stop Distance Available

Description:

Length for aborted takeoff with stop margin

Example:

ASDA = 2900m on RWY 26

ASDA

Accelerate-Stop Distance Available

Description:

Length for aborted takeoff with stop margin

Example:

ASDA = 2900m on RWY 26

ASDA

Accelerate-Stop Distance Available

Description:

Length for aborted takeoff with stop margin

Example:

ASDA = 2900m on RWY 26

ASR

Air Safety Report

Description:

A report filed after any safety-related incident or irregularity during flight or ground operations

Example:

The ground crew submitted an ASR after the near-miss with the GPU

ASR

Air Safety Report

Description:

A report filed after any safety-related incident or irregularity during flight or ground operations

Example:

The ground crew submitted an ASR after the near-miss with the GPU

ASR

Air Safety Report

Description:

A report filed after any safety-related incident or irregularity during flight or ground operations

Example:

The ground crew submitted an ASR after the near-miss with the GPU

ASR (Radar)

Airport Surveillance Radar

Description:

Radar system used by ATC to track aircraft movements around the airport

Example:

The tower lost ASR contact with the inbound A320

ASR (Radar)

Airport Surveillance Radar

Description:

Radar system used by ATC to track aircraft movements around the airport

Example:

The tower lost ASR contact with the inbound A320

ASR (Radar)

Airport Surveillance Radar

Description:

Radar system used by ATC to track aircraft movements around the airport

Example:

The tower lost ASR contact with the inbound A320

ATA

Actual Time of Arrival

Description:

When the aircraft actually arrived at gate or stand.

Example:

Used in OTP metrics

ATA

Actual Time of Arrival

Description:

When the aircraft actually arrived at gate or stand.

Example:

Used in OTP metrics

ATA

Actual Time of Arrival

Description:

When the aircraft actually arrived at gate or stand.

Example:

Used in OTP metrics

ATC

Air Traffic Control

Description:

The ground and air-based authority managing aircraft movements safely and efficiently across controlled airspace and airports.

Example:

ATC cleared us for pushback at 14:55

ATC

Air Traffic Control

Description:

The ground and air-based authority managing aircraft movements safely and efficiently across controlled airspace and airports.

Example:

ATC cleared us for pushback at 14:55

ATC

Air Traffic Control

Description:

The ground and air-based authority managing aircraft movements safely and efficiently across controlled airspace and airports.

Example:

ATC cleared us for pushback at 14:55

ATD

Actual Time of Departure

Description:

Time when aircraft physically leaves the stand/gate.

Example:

Used for SLA calculation

ATD

Actual Time of Departure

Description:

Time when aircraft physically leaves the stand/gate.

Example:

Used for SLA calculation

ATD

Actual Time of Departure

Description:

Time when aircraft physically leaves the stand/gate.

Example:

Used for SLA calculation

ATIS

Automatic Terminal Information Service

Description:

Broadcast of airport operational/weather info via radio

Example:

ATIS 119.25 MHz for weather and runway info

ATIS

Automatic Terminal Information Service

Description:

Broadcast of airport operational/weather info via radio

Example:

ATIS 119.25 MHz for weather and runway info

ATIS

Automatic Terminal Information Service

Description:

Broadcast of airport operational/weather info via radio

Example:

ATIS 119.25 MHz for weather and runway info

BAG

Baggage Processing

Description:

Sortation or delivery issues in baggage system (GFA).

Example:

BAG belt breakdown in GFA delayed loading.

BAG

Baggage Processing

Description:

Sortation or delivery issues in baggage system (GFA).

Example:

BAG belt breakdown in GFA delayed loading.

BAG

Baggage Processing

Description:

Sortation or delivery issues in baggage system (GFA).

Example:

BAG belt breakdown in GFA delayed loading.

BGRM

Bagroom

Description:

Area where bags are sorted for loading/unloading.

Example:

Bagroom backlog delays

BGRM

Bagroom

Description:

Area where bags are sorted for loading/unloading.

Example:

Bagroom backlog delays

BGRM

Bagroom

Description:

Area where bags are sorted for loading/unloading.

Example:

Bagroom backlog delays

BKG

Booking

Description:

Issues related to reservations or manifest mismatches.

Example:

BKG discrepancy: passenger not listed in system.

BKG

Booking

Description:

Issues related to reservations or manifest mismatches.

Example:

BKG discrepancy: passenger not listed in system.

BKG

Booking

Description:

Issues related to reservations or manifest mismatches.

Example:

BKG discrepancy: passenger not listed in system.

BOF

Baggage Offload

Description:

Baggage removal from the aircraft due to offloads, rerouting or delay.

Example:

BOF initiated for no-show passenger.

BOF

Baggage Offload

Description:

Baggage removal from the aircraft due to offloads, rerouting or delay.

Example:

BOF initiated for no-show passenger.

BOF

Baggage Offload

Description:

Baggage removal from the aircraft due to offloads, rerouting or delay.

Example:

BOF initiated for no-show passenger.

BRNAV

Basic Area Navigation

Description:

Basic GPS-based navigation

Example:

BRNAV coverage in Europe

BRNAV

Basic Area Navigation

Description:

Basic GPS-based navigation

Example:

BRNAV coverage in Europe

BRNAV

Basic Area Navigation

Description:

Basic GPS-based navigation

Example:

BRNAV coverage in Europe

BRS

Baggage Reconciliation System

Description:

System for tracking and reconciling checked baggage.

Example:

BRS failed, baggage left behind.

BRS

Baggage Reconciliation System

Description:

System for tracking and reconciling checked baggage.

Example:

BRS failed, baggage left behind.

BRS

Baggage Reconciliation System

Description:

System for tracking and reconciling checked baggage.

Example:

BRS failed, baggage left behind.

CAT

Catering

Description:

Catering services or equipment delays.

Example:

CAT truck late to stand 7.

CAT

Catering

Description:

Catering services or equipment delays.

Example:

CAT truck late to stand 7.

CAT

Catering

Description:

Catering services or equipment delays.

Example:

CAT truck late to stand 7.

CBR

Crew Boarding

Description:

Delays or issues during flight crew boarding.

Example:

CBR: cockpit crew delayed at security.

CBR

Crew Boarding

Description:

Delays or issues during flight crew boarding.

Example:

CBR: cockpit crew delayed at security.

CBR

Crew Boarding

Description:

Delays or issues during flight crew boarding.

Example:

CBR: cockpit crew delayed at security.

CCH

Crew Change

Description:

Flight crew rotation or replacement.

Example:

CCH not completed before TOBT.

CCH

Crew Change

Description:

Flight crew rotation or replacement.

Example:

CCH not completed before TOBT.

CCH

Crew Change

Description:

Flight crew rotation or replacement.

Example:

CCH not completed before TOBT.

CDM

Collaborative Decision Making

Description:

Improved efficiency through stakeholder cooperation at airports

Example:

CDM tools enhance TAT and resource allocation

CDM

Collaborative Decision Making

Description:

Improved efficiency through stakeholder cooperation at airports

Example:

CDM tools enhance TAT and resource allocation

CDM

Collaborative Decision Making

Description:

Improved efficiency through stakeholder cooperation at airports

Example:

CDM tools enhance TAT and resource allocation

CGO

Cargo

Description:

Freight-related delays or space issues.

Example:

CGO still loading, hold for departure.

CGO

Cargo

Description:

Freight-related delays or space issues.

Example:

CGO still loading, hold for departure.

CGO

Cargo

Description:

Freight-related delays or space issues.

Example:

CGO still loading, hold for departure.

CK-IN

Check-in

Description:

Passenger/baggage processing before security/boarding.

Example:

Check-in closes 40 min before ETD

CK-IN

Check-in

Description:

Passenger/baggage processing before security/boarding.

Example:

Check-in closes 40 min before ETD

CK-IN

Check-in

Description:

Passenger/baggage processing before security/boarding.

Example:

Check-in closes 40 min before ETD

CLE

Cleaning

Description:

Cabin cleaning delays impacting turnaround time.

Example:

CLE team arrived late for quick turnaround.

CLE

Cleaning

Description:

Cabin cleaning delays impacting turnaround time.

Example:

CLE team arrived late for quick turnaround.

CLE

Cleaning

Description:

Cabin cleaning delays impacting turnaround time.

Example:

CLE team arrived late for quick turnaround.

CON

Connections

Description:

Delays or issues caused by incoming connecting passengers or flights.

Example:

Holding flight for CON from delayed inbound.

CON

Connections

Description:

Delays or issues caused by incoming connecting passengers or flights.

Example:

Holding flight for CON from delayed inbound.

CON

Connections

Description:

Delays or issues caused by incoming connecting passengers or flights.

Example:

Holding flight for CON from delayed inbound.

COS

Codeshare Problems

Description:

Disruptions caused by codeshare discrepancies or system sync failures.

Example:

COS issue: codeshare mismatch between systems.

COS

Codeshare Problems

Description:

Disruptions caused by codeshare discrepancies or system sync failures.

Example:

COS issue: codeshare mismatch between systems.

COS

Codeshare Problems

Description:

Disruptions caused by codeshare discrepancies or system sync failures.

Example:

COS issue: codeshare mismatch between systems.

CPB

Crew Pax Boarding Delay

Description:

Passengers delayed due to missing/late crew.

Example:

CPB: Cabin crew not yet on board.

CPB

Crew Pax Boarding Delay

Description:

Passengers delayed due to missing/late crew.

Example:

CPB: Cabin crew not yet on board.

CPB

Crew Pax Boarding Delay

Description:

Passengers delayed due to missing/late crew.

Example:

CPB: Cabin crew not yet on board.

CPDLC

Controller Pilot Data Link Communications

Description:

Text-based ATC communication system

Example:

CPDLC used in oceanic crossings

CPDLC

Controller Pilot Data Link Communications

Description:

Text-based ATC communication system

Example:

CPDLC used in oceanic crossings

CPDLC

Controller Pilot Data Link Communications

Description:

Text-based ATC communication system

Example:

CPDLC used in oceanic crossings

Critical Path

Critical Path

Description:

Sequence of activities that determine minimum TAT.

Example:

Delay here delays departure

Critical Path

Critical Path

Description:

Sequence of activities that determine minimum TAT.

Example:

Delay here delays departure

Critical Path

Critical Path

Description:

Sequence of activities that determine minimum TAT.

Example:

Delay here delays departure

CRO

Crew Rotation

Description:

Planned rotation of flight crews.

Example:

CRO from inbound delayed next leg.

CRO

Crew Rotation

Description:

Planned rotation of flight crews.

Example:

CRO from inbound delayed next leg.

CRO

Crew Rotation

Description:

Planned rotation of flight crews.

Example:

CRO from inbound delayed next leg.

CRP

Crew Preparation

Description:

Delays caused by preflight preparation or checks by crew.

Example:

CRP: Cabin crew briefing delayed start.

CRP

Crew Preparation

Description:

Delays caused by preflight preparation or checks by crew.

Example:

CRP: Cabin crew briefing delayed start.

CRP

Crew Preparation

Description:

Delays caused by preflight preparation or checks by crew.

Example:

CRP: Cabin crew briefing delayed start.

CRQ

Crew Request

Description:

Ad hoc crew request delaying service or departure.

Example:

CRQ: extra oxygen bottles requested.

CRQ

Crew Request

Description:

Ad hoc crew request delaying service or departure.

Example:

CRQ: extra oxygen bottles requested.

CRQ

Crew Request

Description:

Ad hoc crew request delaying service or departure.

Example:

CRQ: extra oxygen bottles requested.

CSH

Crew Shortage

Description:

Insufficient crew available for scheduled departure.

Example:

CSH: No qualified purser available.

CSH

Crew Shortage

Description:

Insufficient crew available for scheduled departure.

Example:

CSH: No qualified purser available.

CSH

Crew Shortage

Description:

Insufficient crew available for scheduled departure.

Example:

CSH: No qualified purser available.

CUSS

Common Use Self Service

Description:

Shared check-in/bag-drop kiosks used by multiple airlines.

Example:

Reduces queue time

CUSS

Common Use Self Service

Description:

Shared check-in/bag-drop kiosks used by multiple airlines.

Example:

Reduces queue time

CUSS

Common Use Self Service

Description:

Shared check-in/bag-drop kiosks used by multiple airlines.

Example:

Reduces queue time

CUTE

Common Use Terminal Equipment

Description:

Shared airport equipment (e.g., check-in kiosks, gates) across multiple airlines.

Example:

Reduces hardware costs

CUTE

Common Use Terminal Equipment

Description:

Shared airport equipment (e.g., check-in kiosks, gates) across multiple airlines.

Example:

Reduces hardware costs

CUTE

Common Use Terminal Equipment

Description:

Shared airport equipment (e.g., check-in kiosks, gates) across multiple airlines.

Example:

Reduces hardware costs

DCS

Departure Control System

Description:

Software to manage check-in, load control, and boarding.

Example:

Amadeus Altea DCS, Sabre DCS

DCS

Departure Control System

Description:

Software to manage check-in, load control, and boarding.

Example:

Amadeus Altea DCS, Sabre DCS

DCS

Departure Control System

Description:

Software to manage check-in, load control, and boarding.

Example:

Amadeus Altea DCS, Sabre DCS

DEP

Departure

Description:

Denotes the departure of a flight in IATA/ICAO messaging and airport systems

Example:

DEP message was sent at 15:05 UTC

DEP

Departure

Description:

Denotes the departure of a flight in IATA/ICAO messaging and airport systems

Example:

DEP message was sent at 15:05 UTC

DEP

Departure

Description:

Denotes the departure of a flight in IATA/ICAO messaging and airport systems

Example:

DEP message was sent at 15:05 UTC

DIM

Disruption Management

Description:

Process to handle irregular ops (delays, cancellations, diversions).

Example:

Disruption team activated

DIM

Disruption Management

Description:

Process to handle irregular ops (delays, cancellations, diversions).

Example:

Disruption team activated

DIM

Disruption Management

Description:

Process to handle irregular ops (delays, cancellations, diversions).

Example:

Disruption team activated

DL Code

Delay Code (IATA/ICAO)

Description:

Standardized 2/3-digit codes for reporting reasons for delay.

Example:

31: Late Pax; 85: Tech issues

DL Code

Delay Code (IATA/ICAO)

Description:

Standardized 2/3-digit codes for reporting reasons for delay.

Example:

31: Late Pax; 85: Tech issues

DL Code

Delay Code (IATA/ICAO)

Description:

Standardized 2/3-digit codes for reporting reasons for delay.

Example:

31: Late Pax; 85: Tech issues

DLA

Delay

Description:

A flight event causing late departure or arrival.

Example:

DLA15 = 15 min delay

DLA

Delay

Description:

A flight event causing late departure or arrival.

Example:

DLA15 = 15 min delay

DLA

Delay

Description:

A flight event causing late departure or arrival.

Example:

DLA15 = 15 min delay

DM

Duty Manager

Description:

Senior operations staff overseeing real-time ground or terminal operations across shifts

Example:

The DM was alerted about the gate change for BA742

DM

Duty Manager

Description:

Senior operations staff overseeing real-time ground or terminal operations across shifts

Example:

The DM was alerted about the gate change for BA742

DM

Duty Manager

Description:

Senior operations staff overseeing real-time ground or terminal operations across shifts

Example:

The DM was alerted about the gate change for BA742

DMG

Damage

Description:

Physical damage to aircraft, GSE, or airport infrastructure.

Example:

DMG report filed for catering truck collision.

DMG

Damage

Description:

Physical damage to aircraft, GSE, or airport infrastructure.

Example:

DMG report filed for catering truck collision.

DMG

Damage

Description:

Physical damage to aircraft, GSE, or airport infrastructure.

Example:

DMG report filed for catering truck collision.

EDV

IT Problems

Description:

Technical disruptions related to airline/airport IT systems.

Example:

EDV: DCS failure caused check-in delays.

EDV

IT Problems

Description:

Technical disruptions related to airline/airport IT systems.

Example:

EDV: DCS failure caused check-in delays.

EDV

IT Problems

Description:

Technical disruptions related to airline/airport IT systems.

Example:

EDV: DCS failure caused check-in delays.

EIBT

Estimated In-Block Time

Description:

Time the aircraft is expected to arrive at the parking position (blocks in).

Example:

EIBT is now forecast for 10:42

EIBT

Estimated In-Block Time

Description:

Time the aircraft is expected to arrive at the parking position (blocks in).

Example:

EIBT is now forecast for 10:42

EIBT

Estimated In-Block Time

Description:

Time the aircraft is expected to arrive at the parking position (blocks in).

Example:

EIBT is now forecast for 10:42

ELT

Emergency Locator Transmitter

Description:

Beacon that aids search/rescue after crash

Example:

ELT auto-activates after crash

ELT

Emergency Locator Transmitter

Description:

Beacon that aids search/rescue after crash

Example:

ELT auto-activates after crash

ELT

Emergency Locator Transmitter

Description:

Beacon that aids search/rescue after crash

Example:

ELT auto-activates after crash

ENR

Enroute ATC

Description:

Delays due to ATC routing enroute.

Example:

ENR reroute extended ETA by 20 min.

ENR

Enroute ATC

Description:

Delays due to ATC routing enroute.

Example:

ENR reroute extended ETA by 20 min.

ENR

Enroute ATC

Description:

Delays due to ATC routing enroute.

Example:

ENR reroute extended ETA by 20 min.

EOBT

Estimated Off-Block Time

Description:

Time the aircraft is estimated to push back from the stand (blocks out).

Example:

Dispatcher filed EOBT at 11:10

EOBT

Estimated Off-Block Time

Description:

Time the aircraft is estimated to push back from the stand (blocks out).

Example:

Dispatcher filed EOBT at 11:10

EOBT

Estimated Off-Block Time

Description:

Time the aircraft is estimated to push back from the stand (blocks out).

Example:

Dispatcher filed EOBT at 11:10

EQP

Equipment

Description:

Ground Support Equipment.

Example:

EQP: no towbar available for A320 pushback.

EQP

Equipment

Description:

Ground Support Equipment.

Example:

EQP: no towbar available for A320 pushback.

EQP

Equipment

Description:

Ground Support Equipment.

Example:

EQP: no towbar available for A320 pushback.

ETA/ETD

Estimated Time of Arrival/Departure

Description:

Expected time based on flight plan or updated ops info.

Example:

Used in flight following/ops

ETA/ETD

Estimated Time of Arrival/Departure

Description:

Expected time based on flight plan or updated ops info.

Example:

Used in flight following/ops

ETA/ETD

Estimated Time of Arrival/Departure

Description:

Expected time based on flight plan or updated ops info.

Example:

Used in flight following/ops

ETOPS

Extended-range Twin-engine Operational Performance Standards

Description:

Allows twin-jets to fly long overwater/remote routes

Example:

ETOPS twin-jets allowed over Atlantic

ETOPS

Extended-range Twin-engine Operational Performance Standards

Description:

Allows twin-jets to fly long overwater/remote routes

Example:

ETOPS twin-jets allowed over Atlantic

ETOPS

Extended-range Twin-engine Operational Performance Standards

Description:

Allows twin-jets to fly long overwater/remote routes

Example:

ETOPS twin-jets allowed over Atlantic

FAC

Facilities

Description:

Infrastructure or facility issues (e.g. toilets, lighting, elevators).

Example:

FAC issue in boarding area slowed passenger flow.

FAC

Facilities

Description:

Infrastructure or facility issues (e.g. toilets, lighting, elevators).

Example:

FAC issue in boarding area slowed passenger flow.

FAC

Facilities

Description:

Infrastructure or facility issues (e.g. toilets, lighting, elevators).

Example:

FAC issue in boarding area slowed passenger flow.

FIDS

Flight Information Display System

Description:

Digital screens showing current flight info in terminals.

Example:

Pax reference in terminals

FIDS

Flight Information Display System

Description:

Digital screens showing current flight info in terminals.

Example:

Pax reference in terminals

FIDS

Flight Information Display System

Description:

Digital screens showing current flight info in terminals.

Example:

Pax reference in terminals

FOD

Foreign Object Debris

Description:

Debris on airfield which can damage aircraft

Example:

Ramp check for FOD before pushback

FOD

Foreign Object Debris

Description:

Debris on airfield which can damage aircraft

Example:

Ramp check for FOD before pushback

FOD

Foreign Object Debris

Description:

Debris on airfield which can damage aircraft

Example:

Ramp check for FOD before pushback

FPL

Flight Plan

Description:

A filed plan detailing a flight’s intended route timings fuel and other operational data

Example:

FPL was submitted to ATC and Eurocontrol 2 hours prior to departure

FPL

Flight Plan

Description:

A filed plan detailing a flight’s intended route timings fuel and other operational data

Example:

FPL was submitted to ATC and Eurocontrol 2 hours prior to departure

FPL

Flight Plan

Description:

A filed plan detailing a flight’s intended route timings fuel and other operational data

Example:

FPL was submitted to ATC and Eurocontrol 2 hours prior to departure

FRO

Fake Rotation

Description:

Falsified or dummy turnarounds for planning/timing reasons.

Example:

FRO entry used for schedule adjustment.

FRO

Fake Rotation

Description:

Falsified or dummy turnarounds for planning/timing reasons.

Example:

FRO entry used for schedule adjustment.

FRO

Fake Rotation

Description:

Falsified or dummy turnarounds for planning/timing reasons.

Example:

FRO entry used for schedule adjustment.

FUE

Fueling

Description:

Refueling-related delays or issues.

Example:

FUE not completed by TOBT.

FUE

Fueling

Description:

Refueling-related delays or issues.

Example:

FUE not completed by TOBT.

FUE

Fueling

Description:

Refueling-related delays or issues.

Example:

FUE not completed by TOBT.

GAT

Gate

Description:

Designated airport location where passengers board and deplane via jet bridge or stairs.

Example:

Boarding started at Gate 15.

GAT

Gate

Description:

Designated airport location where passengers board and deplane via jet bridge or stairs.

Example:

Boarding started at Gate 15.

GAT

Gate

Description:

Designated airport location where passengers board and deplane via jet bridge or stairs.

Example:

Boarding started at Gate 15.

GH

Ground Handling

Description:

The range of activities/services to support aircraft turnaround on the ground.

Example:

GH caused a delay

GH

Ground Handling

Description:

The range of activities/services to support aircraft turnaround on the ground.

Example:

GH caused a delay

GH

Ground Handling

Description:

The range of activities/services to support aircraft turnaround on the ground.

Example:

GH caused a delay

GHA

Ground Handling Agent

Description:

Third-party provider responsible for services on behalf of airlines.

Example:

Who is the responsible GHA?

GHA

Ground Handling Agent

Description:

Third-party provider responsible for services on behalf of airlines.

Example:

Who is the responsible GHA?

GHA

Ground Handling Agent

Description:

Third-party provider responsible for services on behalf of airlines.

Example:

Who is the responsible GHA?

GHM

(Ground) Handling Manual

Description:

Document with SOPs for all ground ops, often based on IATA AHM/ICAO.

Example:

Refer to Handling Manual

GHM

(Ground) Handling Manual

Description:

Document with SOPs for all ground ops, often based on IATA AHM/ICAO.

Example:

Refer to Handling Manual

GHM

(Ground) Handling Manual

Description:

Document with SOPs for all ground ops, often based on IATA AHM/ICAO.

Example:

Refer to Handling Manual

GHT

Ground Handling Time

Description:

Time used specifically for handling services (unloading, cleaning, catering, boarding, etc.).

Example:

GHT increased due to late baggage delivery

GHT

Ground Handling Time

Description:

Time used specifically for handling services (unloading, cleaning, catering, boarding, etc.).

Example:

GHT increased due to late baggage delivery

GHT

Ground Handling Time

Description:

Time used specifically for handling services (unloading, cleaning, catering, boarding, etc.).

Example:

GHT increased due to late baggage delivery

GOM

Ground Operations Manual

Description:

Defines procedures and standards for all ground handling activities.

Example:

A station manager checks the GOM for delayed turnaround handling.

GOM

Ground Operations Manual

Description:

Defines procedures and standards for all ground handling activities.

Example:

A station manager checks the GOM for delayed turnaround handling.

GOM

Ground Operations Manual

Description:

Defines procedures and standards for all ground handling activities.

Example:

A station manager checks the GOM for delayed turnaround handling.

GPU

Ground Power Unit

Description:

Equipment supplying power to aircraft on ground

Example:

GPU connected during overnight stand

GPU

Ground Power Unit

Description:

Equipment supplying power to aircraft on ground

Example:

GPU connected during overnight stand

GPU

Ground Power Unit

Description:

Equipment supplying power to aircraft on ground

Example:

GPU connected during overnight stand

GSE

Ground Support Equipment

Description:

All mechanical and electrical equipment used to service aircraft between flights.

Example:

The GSE fleet includes new electric belt loaders for eco-friendly ramp ops.

GSE

Ground Support Equipment

Description:

All mechanical and electrical equipment used to service aircraft between flights.

Example:

The GSE fleet includes new electric belt loaders for eco-friendly ramp ops.

GSE

Ground Support Equipment

Description:

All mechanical and electrical equipment used to service aircraft between flights.

Example:

The GSE fleet includes new electric belt loaders for eco-friendly ramp ops.

GSI

Ground Standing Instructions

Description:

Standardized airline instructions for routine ground handling tasks.

Example:

GSIs specify baggage loading rules for specific aircraft types at all stations.

GSI

Ground Standing Instructions

Description:

Standardized airline instructions for routine ground handling tasks.

Example:

GSIs specify baggage loading rules for specific aircraft types at all stations.

GSI

Ground Standing Instructions

Description:

Standardized airline instructions for routine ground handling tasks.

Example:

GSIs specify baggage loading rules for specific aircraft types at all stations.

GT

Ground Time

Description:

Total time aircraft spends on ground between flights.

Example:

Key metric in aircraft utilization

GT

Ground Time

Description:

Total time aircraft spends on ground between flights.

Example:

Key metric in aircraft utilization

GT

Ground Time

Description:

Total time aircraft spends on ground between flights.

Example:

Key metric in aircraft utilization

HLG

Hand Luggage

Description:

Cabin baggage checked for size/weight or causing delays at boarding.

Example:

HLG control was enforced at Gate 05D.

HLG

Hand Luggage

Description:

Cabin baggage checked for size/weight or causing delays at boarding.

Example:

HLG control was enforced at Gate 05D.

HLG

Hand Luggage

Description:

Cabin baggage checked for size/weight or causing delays at boarding.

Example:

HLG control was enforced at Gate 05D.

Hub

Hub Airport

Description:

Central airport used by an airline for connecting flights.

Example:

FRA for Lufthansa, DOH for Qatar

Hub

Hub Airport

Description:

Central airport used by an airline for connecting flights.

Example:

FRA for Lufthansa, DOH for Qatar

Hub

Hub Airport

Description:

Central airport used by an airline for connecting flights.

Example:

FRA for Lufthansa, DOH for Qatar

ICE

De-Icing

Description:

De-icing procedures impacting departure timelines.

Example:

ICE requested due to frost on wings.

ICE

De-Icing

Description:

De-icing procedures impacting departure timelines.

Example:

ICE requested due to frost on wings.

ICE

De-Icing

Description:

De-icing procedures impacting departure timelines.

Example:

ICE requested due to frost on wings.

ILS

Instrument Landing System

Description:

Navigation system for precision landing

Example:

ILS CAT III used in fog

ILS

Instrument Landing System

Description:

Navigation system for precision landing

Example:

ILS CAT III used in fog

ILS

Instrument Landing System

Description:

Navigation system for precision landing

Example:

ILS CAT III used in fog

IMC

Instrument Meteorological Conditions

Description:

Flight conditions requiring instruments

Example:

QNH set to 1012 hPa

IMC

Instrument Meteorological Conditions

Description:

Flight conditions requiring instruments

Example:

QNH set to 1012 hPa

IMC

Instrument Meteorological Conditions

Description:

Flight conditions requiring instruments

Example:

QNH set to 1012 hPa

IMG

Immigration

Description:

Delays or problems due to border control or police checks.

Example:

IMG queue holding passengers for UK flight.

IMG

Immigration

Description:

Delays or problems due to border control or police checks.

Example:

IMG queue holding passengers for UK flight.

IMG

Immigration

Description:

Delays or problems due to border control or police checks.

Example:

IMG queue holding passengers for UK flight.

IND

Industrial Action

Description:

Strikes or labor actions disrupting operations.

Example:

IND warning issued by security staff union.

IND

Industrial Action

Description:

Strikes or labor actions disrupting operations.

Example:

IND warning issued by security staff union.

IND

Industrial Action

Description:

Strikes or labor actions disrupting operations.

Example:

IND warning issued by security staff union.

IS-XML

IATA Standard XML

Description:

XML-based messaging standard for ground handling data exchange.

Example:

Used in SLA digitalization

IS-XML

IATA Standard XML

Description:

XML-based messaging standard for ground handling data exchange.

Example:

Used in SLA digitalization

IS-XML

IATA Standard XML

Description:

XML-based messaging standard for ground handling data exchange.

Example:

Used in SLA digitalization

ISAGO

IATA Safety Audit for Ground Operations

Description:

International safety and quality audit standard for ground service providers.

Example:

Required for global handlers

ISAGO

IATA Safety Audit for Ground Operations

Description:

International safety and quality audit standard for ground service providers.

Example:

Required for global handlers

ISAGO

IATA Safety Audit for Ground Operations

Description:

International safety and quality audit standard for ground service providers.

Example:

Required for global handlers

LDM

Load Message

Description:

Telex message detailing load data for next station.

Example:

Send LDM after departure

LDM

Load Message

Description:

Telex message detailing load data for next station.

Example:

Send LDM after departure

LDM

Load Message

Description:

Telex message detailing load data for next station.

Example:

Send LDM after departure

LIR

Load Instruction Report

Description:

Document specifying baggage/cargo loading positions.

Example:

Given to ramp team

LIR

Load Instruction Report

Description:

Document specifying baggage/cargo loading positions.

Example:

Given to ramp team

LIR

Load Instruction Report

Description:

Document specifying baggage/cargo loading positions.

Example:

Given to ramp team

LM

Line Maintenance

Description:

Light maintenance performed at the gate or stand.

Example:

Pre-flight, daily checks

LM

Line Maintenance

Description:

Light maintenance performed at the gate or stand.

Example:

Pre-flight, daily checks

LM

Line Maintenance

Description:

Light maintenance performed at the gate or stand.

Example:

Pre-flight, daily checks

LOD

Loading

Description:

Baggage or cargo loading process and related issues.

Example:

LOD delayed due to container positioning error.

LOD

Loading

Description:

Baggage or cargo loading process and related issues.

Example:

LOD delayed due to container positioning error.

LOD

Loading

Description:

Baggage or cargo loading process and related issues.

Example:

LOD delayed due to container positioning error.

LS

Loadsheet

Description:

Official document with final passenger, baggage, and cargo info for a flight.

Example:

Signed by captain before taxi

LS

Loadsheet

Description:

Official document with final passenger, baggage, and cargo info for a flight.

Example:

Signed by captain before taxi

LS

Loadsheet

Description:

Official document with final passenger, baggage, and cargo info for a flight.

Example:

Signed by captain before taxi

MaxGT

Maximum Ground Time

Description:

The longest allowable scheduled ground time before crew duty time limits, maintenance constraints, or slot regulations require rescheduling or escalation. Used to flag delays or crew rest windows.

Example:

Crew duty limits triggered after exceeding MaxGT — required delay notification sent.

MaxGT

Maximum Ground Time

Description:

The longest allowable scheduled ground time before crew duty time limits, maintenance constraints, or slot regulations require rescheduling or escalation. Used to flag delays or crew rest windows.

Example:

Crew duty limits triggered after exceeding MaxGT — required delay notification sent.

MaxGT

Maximum Ground Time

Description:

The longest allowable scheduled ground time before crew duty time limits, maintenance constraints, or slot regulations require rescheduling or escalation. Used to flag delays or crew rest windows.

Example:

Crew duty limits triggered after exceeding MaxGT — required delay notification sent.

MCT

Maximum Continuous Thrust

Description:

Engine power setting for long ops

Example:

ETOPS 180 certified aircraft

MCT

Maximum Continuous Thrust

Description:

Engine power setting for long ops

Example:

ETOPS 180 certified aircraft

MCT

Maximum Continuous Thrust

Description:

Engine power setting for long ops

Example:

ETOPS 180 certified aircraft

MEL

Minimum Equipment List

Description:

List of equipment allowed to be inoperative for aircraft to remain airworthy.

Example:

MEL item deferred

MEL

Minimum Equipment List

Description:

List of equipment allowed to be inoperative for aircraft to remain airworthy.

Example:

MEL item deferred

MEL

Minimum Equipment List

Description:

List of equipment allowed to be inoperative for aircraft to remain airworthy.

Example:

MEL item deferred

METAR

Meteorological Aerodrome Report

Description:

Real-time weather conditions at an airport

Example:

METAR EDDM 160950Z 24012KT 9999 BKN015 10/07 Q1012

METAR

Meteorological Aerodrome Report

Description:

Real-time weather conditions at an airport

Example:

METAR EDDM 160950Z 24012KT 9999 BKN015 10/07 Q1012

METAR

Meteorological Aerodrome Report

Description:

Real-time weather conditions at an airport

Example:

METAR EDDM 160950Z 24012KT 9999 BKN015 10/07 Q1012

MGT

Inadequate Ground Time

Description:

Schedule didn't provide sufficient ground time for turnaround.

Example:

MGT: 25 min turnaround planned for widebody.

MGT

Inadequate Ground Time

Description:

Schedule didn't provide sufficient ground time for turnaround.

Example:

MGT: 25 min turnaround planned for widebody.

MGT

Inadequate Ground Time

Description:

Schedule didn't provide sufficient ground time for turnaround.

Example:

MGT: 25 min turnaround planned for widebody.

MHB

Manual Handling Baggage

Description:

Bags that cannot be processed automatically and require manual intervention.

Example:

Odd-sized or heavy bags

MHB

Manual Handling Baggage

Description:

Bags that cannot be processed automatically and require manual intervention.

Example:

Odd-sized or heavy bags

MHB

Manual Handling Baggage

Description:

Bags that cannot be processed automatically and require manual intervention.

Example:

Odd-sized or heavy bags

MinGT

Minimum Ground Time

Description:

The shortest allowable turnaround time at a station for a specific aircraft type and service level. Often determined by operational procedures, aircraft type, and regulatory requirements.

Example:

A320 MinGT at MUC is 35 minutes with full ground handling services.

MinGT

Minimum Ground Time

Description:

The shortest allowable turnaround time at a station for a specific aircraft type and service level. Often determined by operational procedures, aircraft type, and regulatory requirements.

Example:

A320 MinGT at MUC is 35 minutes with full ground handling services.

MinGT

Minimum Ground Time

Description:

The shortest allowable turnaround time at a station for a specific aircraft type and service level. Often determined by operational procedures, aircraft type, and regulatory requirements.

Example:

A320 MinGT at MUC is 35 minutes with full ground handling services.

MIS

Miscellaneous

Description:

Catch-all for irregularities not fitting other categories.

Example:

MIS: boarding delayed for unclear reason.

MIS

Miscellaneous

Description:

Catch-all for irregularities not fitting other categories.

Example:

MIS: boarding delayed for unclear reason.

MIS

Miscellaneous

Description:

Catch-all for irregularities not fitting other categories.

Example:

MIS: boarding delayed for unclear reason.

MLW

Maximum Landing Weight

Description:

Aircraft weight limit for landing

Example:

MLW = 67.0 tons

MLW

Maximum Landing Weight

Description:

Aircraft weight limit for landing

Example:

MLW = 67.0 tons

MLW

Maximum Landing Weight

Description:

Aircraft weight limit for landing

Example:

MLW = 67.0 tons

MTOW

Maximum Takeoff Weight

Description:

Aircraft weight limit for takeoff

Example:

MTOW = 79.0 tons

MTOW

Maximum Takeoff Weight

Description:

Aircraft weight limit for takeoff

Example:

MTOW = 79.0 tons

MTOW

Maximum Takeoff Weight

Description:

Aircraft weight limit for takeoff

Example:

MTOW = 79.0 tons

MVT

Movement Message

Description:

Standard IATA telex message for flight status (ARR, DEP, DEL, etc.).

Example:

Send MVT on block

MVT

Movement Message

Description:

Standard IATA telex message for flight status (ARR, DEP, DEL, etc.).

Example:

Send MVT on block

MVT

Movement Message

Description:

Standard IATA telex message for flight status (ARR, DEP, DEL, etc.).

Example:

Send MVT on block

NOTAM

Notice to Airmen

Description:

Official airspace or operational notices for pilots and airport operators

Example:

NOTAM: Runway 25R closed from 06:00-08:00Z

NOTAM

Notice to Airmen

Description:

Official airspace or operational notices for pilots and airport operators

Example:

NOTAM: Runway 25R closed from 06:00-08:00Z

NOTAM

Notice to Airmen

Description:

Official airspace or operational notices for pilots and airport operators

Example:

NOTAM: Runway 25R closed from 06:00-08:00Z

NVIS

Night Vision Imaging System

Description:

Aircraft lighting configuration compatible with night vision goggles

Example:

Helipad equipped with NVIS-compatible lighting

NVIS

Night Vision Imaging System

Description:

Aircraft lighting configuration compatible with night vision goggles

Example:

Helipad equipped with NVIS-compatible lighting

NVIS

Night Vision Imaging System

Description:

Aircraft lighting configuration compatible with night vision goggles

Example:

Helipad equipped with NVIS-compatible lighting

OCC

Operations Control Center

Description:

Issues or decisions from airline's OCC impacting ops.

Example:

OCC ordered flight cancellation.

OCC

Operations Control Center

Description:

Issues or decisions from airline's OCC impacting ops.

Example:

OCC ordered flight cancellation.

OCC

Operations Control Center

Description:

Issues or decisions from airline's OCC impacting ops.

Example:

OCC ordered flight cancellation.

OPR

Operational Requirement

Description:

Load/fuel/crew decisions affecting departure readiness.

Example:

OPR hold due to MTOW recalculation.

OPR

Operational Requirement

Description:

Load/fuel/crew decisions affecting departure readiness.

Example:

OPR hold due to MTOW recalculation.

OPR

Operational Requirement

Description:

Load/fuel/crew decisions affecting departure readiness.

Example:

OPR hold due to MTOW recalculation.

OPS

Operations

Description:

Airline or GHA team managing flight operations.

Example:

OPS requested stand change for inbound.

OPS

Operations

Description:

Airline or GHA team managing flight operations.

Example:

OPS requested stand change for inbound.

OPS

Operations

Description:

Airline or GHA team managing flight operations.

Example:

OPS requested stand change for inbound.

OTP

On-Time Performance

Description:

KPI tracking punctuality (departure/arrival vs. schedule).

Example:

OTP90 = 90% on-time departures

OTP

On-Time Performance

Description:

KPI tracking punctuality (departure/arrival vs. schedule).

Example:

OTP90 = 90% on-time departures

OTP

On-Time Performance

Description:

KPI tracking punctuality (departure/arrival vs. schedule).

Example:

OTP90 = 90% on-time departures

PAX

Passengers

Description:

Count or reference to people traveling on aircraft.

Example:

180 PAX boarded

PAX

Passengers

Description:

Count or reference to people traveling on aircraft.

Example:

180 PAX boarded

PAX

Passengers

Description:

Count or reference to people traveling on aircraft.

Example:

180 PAX boarded

PB/PUB

Pushback

Description:

Procedure to move aircraft from gate using a tug.

Example:

Pushback at 07:03L

PB/PUB

Pushback

Description:

Procedure to move aircraft from gate using a tug.

Example:

Pushback at 07:03L

PB/PUB

Pushback

Description:

Procedure to move aircraft from gate using a tug.

Example:

Pushback at 07:03L

PBB/JETWAY

Passenger Boarding Bridge

Description:

Movable bridge connecting aircraft to terminal.

Example:

Gate 15 has a broken PBB

PBB/JETWAY

Passenger Boarding Bridge

Description:

Movable bridge connecting aircraft to terminal.

Example:

Gate 15 has a broken PBB

PBB/JETWAY

Passenger Boarding Bridge

Description:

Movable bridge connecting aircraft to terminal.

Example:

Gate 15 has a broken PBB

PIREP

Pilot Report

Description:

Weather or turbulence reports from pilots

Example:

PIREP: Moderate turbulence FL330

PIREP

Pilot Report

Description:

Weather or turbulence reports from pilots

Example:

PIREP: Moderate turbulence FL330

PIREP

Pilot Report

Description:

Weather or turbulence reports from pilots

Example:

PIREP: Moderate turbulence FL330

PPR

Prior Permission Required

Description:

An operational requirement to obtain landing or parking clearance before arriving at certain airports

Example:

This airfield is PPR only – request must be filed 24 hours in advance

PPR

Prior Permission Required

Description:

An operational requirement to obtain landing or parking clearance before arriving at certain airports

Example:

This airfield is PPR only – request must be filed 24 hours in advance

PPR

Prior Permission Required

Description:

An operational requirement to obtain landing or parking clearance before arriving at certain airports

Example:

This airfield is PPR only – request must be filed 24 hours in advance

PRM

Persons with Reduced Mobility

Description:

Passengers needing assistance, e.g. wheelchair service.

Example:

PRM pre-notification required

PRM

Persons with Reduced Mobility

Description:

Passengers needing assistance, e.g. wheelchair service.

Example:

PRM pre-notification required

PRM

Persons with Reduced Mobility

Description:

Passengers needing assistance, e.g. wheelchair service.

Example:

PRM pre-notification required

QFE

Altimeter Pressure Setting (runway threshold)

Description:

Altimeter pressure for airfield elevation

Example:

Climb at MCT for engine life

QFE

Altimeter Pressure Setting (runway threshold)

Description:

Altimeter pressure for airfield elevation

Example:

Climb at MCT for engine life

QFE

Altimeter Pressure Setting (runway threshold)

Description:

Altimeter pressure for airfield elevation

Example:

Climb at MCT for engine life

QNH

Altimeter Pressure Setting (mean sea level)

Description:

Barometric pressure for altimeter (MSL)

Example:

QFE = 995 hPa at airfield

QNH

Altimeter Pressure Setting (mean sea level)

Description:

Barometric pressure for altimeter (MSL)

Example:

QFE = 995 hPa at airfield

QNH

Altimeter Pressure Setting (mean sea level)

Description:

Barometric pressure for altimeter (MSL)

Example:

QFE = 995 hPa at airfield

RA

Resolution Advisory

Description:

Advisory action to prevent collision

Example:

VMC needed for visual approach

RA

Resolution Advisory

Description:

Advisory action to prevent collision

Example:

VMC needed for visual approach

RA

Resolution Advisory

Description:

Advisory action to prevent collision

Example:

VMC needed for visual approach

RFFS

Rescue and Fire Fighting Services

Description:

Fire brigade stationed at airports for immediate response to emergencies

Example:

RFFS category must match the aircraft type for safety compliance

RFFS

Rescue and Fire Fighting Services

Description:

Fire brigade stationed at airports for immediate response to emergencies

Example:

RFFS category must match the aircraft type for safety compliance

RFFS

Rescue and Fire Fighting Services

Description:

Fire brigade stationed at airports for immediate response to emergencies

Example:

RFFS category must match the aircraft type for safety compliance

RMP

Ramp

Description:

Area on the airport apron for aircraft parking, servicing, loading/unloading.

Example:

Ramp services

RMP

Ramp

Description:

Area on the airport apron for aircraft parking, servicing, loading/unloading.

Example:

Ramp services

RMP

Ramp

Description:

Area on the airport apron for aircraft parking, servicing, loading/unloading.

Example:

Ramp services

RNAV

Area Navigation

Description:

GPS-based area navigation

Example:

RNAV SID published for noise abatement

RNAV

Area Navigation

Description:

GPS-based area navigation

Example:

RNAV SID published for noise abatement

RNAV

Area Navigation

Description:

GPS-based area navigation

Example:

RNAV SID published for noise abatement

RNP

Required Navigation Performance

Description:

Performance-based nav with required accuracy

Example:

RNP 0.3 required for approach

RNP

Required Navigation Performance

Description:

Performance-based nav with required accuracy

Example:

RNP 0.3 required for approach

RNP

Required Navigation Performance

Description:

Performance-based nav with required accuracy

Example:

RNP 0.3 required for approach

RS

Remote Stand

Description:

Parking position away from terminal, requiring bus boarding.

Example:

Remote stand, bus ops required

RS

Remote Stand

Description:

Parking position away from terminal, requiring bus boarding.

Example:

Remote stand, bus ops required

RS

Remote Stand

Description:

Parking position away from terminal, requiring bus boarding.

Example:

Remote stand, bus ops required

RWY

Runway

Description:

Designated landing/takeoff path

Example:

RWY 08L active

RWY

Runway

Description:

Designated landing/takeoff path

Example:

RWY 08L active

RWY

Runway

Description:

Designated landing/takeoff path

Example:

RWY 08L active

SEC

Security

Description:

Delays due to airport security processing (e.g. long lines, secondary checks).

Example:

SEC hold-up at checkpoint 3 impacted boarding.

SEC

Security

Description:

Delays due to airport security processing (e.g. long lines, secondary checks).

Example:

SEC hold-up at checkpoint 3 impacted boarding.

SEC

Security

Description:

Delays due to airport security processing (e.g. long lines, secondary checks).

Example:

SEC hold-up at checkpoint 3 impacted boarding.

SID

Standard Instrument Departure

Description:

Published departure procedure

Example:

SID RILAX 1H departure

SID

Standard Instrument Departure

Description:

Published departure procedure

Example:

SID RILAX 1H departure

SID

Standard Instrument Departure

Description:

Published departure procedure

Example:

SID RILAX 1H departure

SIGMET

Significant Meteorological Information

Description:

High-impact weather warnings such as volcanic ash turbulence or thunderstorms

Example:

SIGMET issued for severe turbulence over the Alps

SIGMET

Significant Meteorological Information

Description:

High-impact weather warnings such as volcanic ash turbulence or thunderstorms

Example:

SIGMET issued for severe turbulence over the Alps

SIGMET

Significant Meteorological Information

Description:

High-impact weather warnings such as volcanic ash turbulence or thunderstorms

Example:

SIGMET issued for severe turbulence over the Alps

SITA

Société Internationale de Télécommunications Aéronautiques

Description:

Provider of air transport communications and IT.

Example:

SITA message for AOG

SITA

Société Internationale de Télécommunications Aéronautiques

Description:

Provider of air transport communications and IT.

Example:

SITA message for AOG

SITA

Société Internationale de Télécommunications Aéronautiques

Description:

Provider of air transport communications and IT.

Example:

SITA message for AOG

SLA

Service Level Agreement

Description:

Contractual performance targets (punctuality, service quality) between airline & provider.

Example:

SLA breach triggers penalty, refer to Cosmos.

SLA

Service Level Agreement

Description:

Contractual performance targets (punctuality, service quality) between airline & provider.

Example:

SLA breach triggers penalty, refer to Cosmos.

SLA

Service Level Agreement

Description:

Contractual performance targets (punctuality, service quality) between airline & provider.

Example:

SLA breach triggers penalty, refer to Cosmos.

SLA Breach

SLA Breach

Description:

Failure to meet contractual SLA targets.

Example:

May trigger penalty or alert, monitor Cosmos.

SLA Breach

SLA Breach

Description:

Failure to meet contractual SLA targets.

Example:

May trigger penalty or alert, monitor Cosmos.

SLA Breach

SLA Breach

Description:

Failure to meet contractual SLA targets.

Example:

May trigger penalty or alert, monitor Cosmos.

SLA Penalty

SLA Penalty

Description:

Financial penalty applied when SLAs are missed.

Example:

Delayed pushback, penalty applies

SLA Penalty

SLA Penalty

Description:

Financial penalty applied when SLAs are missed.

Example:

Delayed pushback, penalty applies

SLA Penalty

SLA Penalty

Description:

Financial penalty applied when SLAs are missed.

Example:

Delayed pushback, penalty applies

Slot

Airport Slot

Description:

Approved time window for take-off/landing at congested airports.

Example:

Lost slot, new ETD: 10:40

Slot

Airport Slot

Description:

Approved time window for take-off/landing at congested airports.

Example:

Lost slot, new ETD: 10:40

Slot

Airport Slot

Description:

Approved time window for take-off/landing at congested airports.

Example:

Lost slot, new ETD: 10:40

SM

Station Manager

Description:

Person responsible for overall ground ops at a specific airport.

Example:

Reports to HQ or regional manager

SM

Station Manager

Description:

Person responsible for overall ground ops at a specific airport.

Example:

Reports to HQ or regional manager

SM

Station Manager

Description:

Person responsible for overall ground ops at a specific airport.

Example:

Reports to HQ or regional manager

SNOWTAM

Snow Notice to Airmen

Description:

NOTAM related to snow/ice conditions

Example:

SNOWTAM issued for icy conditions on TWY B

SNOWTAM

Snow Notice to Airmen

Description:

NOTAM related to snow/ice conditions

Example:

SNOWTAM issued for icy conditions on TWY B

SNOWTAM

Snow Notice to Airmen

Description:

NOTAM related to snow/ice conditions

Example:

SNOWTAM issued for icy conditions on TWY B

SSR

Secondary Surveillance Radar

Description:

Radar that identifies aircraft and altitudes

Example:

SSR code 5462 assigned

SSR

Secondary Surveillance Radar

Description:

Radar that identifies aircraft and altitudes

Example:

SSR code 5462 assigned

SSR

Secondary Surveillance Radar

Description:

Radar that identifies aircraft and altitudes

Example:

SSR code 5462 assigned

STA

Scheduled Time of Arrival

Description:

The planned arrival time according to the airline’s published schedule

Example:

STA for BA985 is 10:25

STA

Scheduled Time of Arrival

Description:

The planned arrival time according to the airline’s published schedule

Example:

STA for BA985 is 10:25

STA

Scheduled Time of Arrival

Description:

The planned arrival time according to the airline’s published schedule

Example:

STA for BA985 is 10:25

STAR

Standard Terminal Arrival Route

Description:

Published arrival procedure

Example:

STAR NATOR 1A arrival

STAR

Standard Terminal Arrival Route

Description:

Published arrival procedure

Example:

STAR NATOR 1A arrival

STAR

Standard Terminal Arrival Route

Description:

Published arrival procedure

Example:

STAR NATOR 1A arrival

STD

Scheduled Time of Departure

Description:

The planned departure time from the schedule, often used to measure OTP

Example:

The STD has been delayed by 20 minutes due to late boarding

STD

Scheduled Time of Departure

Description:

The planned departure time from the schedule, often used to measure OTP

Example:

The STD has been delayed by 20 minutes due to late boarding

STD

Scheduled Time of Departure

Description:

The planned departure time from the schedule, often used to measure OTP

Example:

The STD has been delayed by 20 minutes due to late boarding

STN

Station

Description:

Any airport location managed by airline or GHA for ops.

Example:

Outstation = non-hub station

STN

Station

Description:

Any airport location managed by airline or GHA for ops.

Example:

Outstation = non-hub station

STN

Station

Description:

Any airport location managed by airline or GHA for ops.

Example:

Outstation = non-hub station

STS

Stairs

Description:

Issues related to mobile stairs (e.g. late arrival or shortage).

Example:

STS not available for stand 14.

STS

Stairs

Description:

Issues related to mobile stairs (e.g. late arrival or shortage).

Example:

STS not available for stand 14.

STS

Stairs

Description:

Issues related to mobile stairs (e.g. late arrival or shortage).

Example:

STS not available for stand 14.

TAF

Terminal Aerodrome Forecast

Description:

Forecasted weather for an airport (24-30h outlook)

Example:

TAF EDDF 160800Z 1609/1715 24010KT BKN020

TAF

Terminal Aerodrome Forecast

Description:

Forecasted weather for an airport (24-30h outlook)

Example:

TAF EDDF 160800Z 1609/1715 24010KT BKN020

TAF

Terminal Aerodrome Forecast

Description:

Forecasted weather for an airport (24-30h outlook)

Example:

TAF EDDF 160800Z 1609/1715 24010KT BKN020

TAT

Turnaround Time

Description:

Time from aircraft arrival at gate to next departure.

Example:

Key efficiency metric

TAT

Turnaround Time

Description:

Time from aircraft arrival at gate to next departure.

Example:

Key efficiency metric

TAT

Turnaround Time

Description:

Time from aircraft arrival at gate to next departure.

Example:

Key efficiency metric

TCAS

Traffic Collision Avoidance System

Description:

System that warns about potential mid-air collisions

Example:

TCAS RA: Climb, Climb

TCAS

Traffic Collision Avoidance System

Description:

System that warns about potential mid-air collisions

Example:

TCAS RA: Climb, Climb

TCAS

Traffic Collision Avoidance System

Description:

System that warns about potential mid-air collisions

Example:

TCAS RA: Climb, Climb

TCO

Turnaround Coordinator

Description:

Person responsible for managing all aspects of the aircraft turnaround.

Example:

TCO clears the flight for departure

TCO

Turnaround Coordinator

Description:

Person responsible for managing all aspects of the aircraft turnaround.

Example:

TCO clears the flight for departure

TCO

Turnaround Coordinator

Description:

Person responsible for managing all aspects of the aircraft turnaround.

Example:

TCO clears the flight for departure

TEC

Technical

Description:

Aircraft technical issue causing delay or intervention.

Example:

TEC: minor fault with brake temperature sensor.

TEC

Technical

Description:

Aircraft technical issue causing delay or intervention.

Example:

TEC: minor fault with brake temperature sensor.

TEC

Technical

Description:

Aircraft technical issue causing delay or intervention.

Example:

TEC: minor fault with brake temperature sensor.

TOBT

Target Off-Block Time

Description:

The time a flight expects to be ready for pushback or taxi-out, agreed upon by airline and ground crew.

Example:

Please confirm the revised TOBT for Gate 3

TOBT

Target Off-Block Time

Description:

The time a flight expects to be ready for pushback or taxi-out, agreed upon by airline and ground crew.

Example:

Please confirm the revised TOBT for Gate 3

TOBT

Target Off-Block Time

Description:

The time a flight expects to be ready for pushback or taxi-out, agreed upon by airline and ground crew.

Example:

Please confirm the revised TOBT for Gate 3

TODR

Takeoff Distance Required

Description:

Distance required for takeoff

Example:

TODR = 2700m, aircraft OK for departure

TODR

Takeoff Distance Required

Description:

Distance required for takeoff

Example:

TODR = 2700m, aircraft OK for departure

TODR

Takeoff Distance Required

Description:

Distance required for takeoff

Example:

TODR = 2700m, aircraft OK for departure

TORA

Takeoff Run Available

Description:

Usable runway for takeoff roll

Example:

TORA = 3200m published

TORA

Takeoff Run Available

Description:

Usable runway for takeoff roll

Example:

TORA = 3200m published

TORA

Takeoff Run Available

Description:

Usable runway for takeoff roll

Example:

TORA = 3200m published

TRC

Turnaround Coordinator

Description:

Person responsible for coordinating and overseeing all activities during an aircraft turnaround

Example:

The TRC confirmed all services are complete for LH123

TRC

Turnaround Coordinator

Description:

Person responsible for coordinating and overseeing all activities during an aircraft turnaround

Example:

The TRC confirmed all services are complete for LH123

TRC

Turnaround Coordinator

Description:

Person responsible for coordinating and overseeing all activities during an aircraft turnaround

Example:

The TRC confirmed all services are complete for LH123

TSAT

Target Start-up Approval Time

Description:

Time provided by ATC when the aircraft is allowed to start engines, based on TOBT and traffic flow.

Example:

TSAT has been pushed to 12:17 due to congestion

TSAT

Target Start-up Approval Time

Description:

Time provided by ATC when the aircraft is allowed to start engines, based on TOBT and traffic flow.

Example:

TSAT has been pushed to 12:17 due to congestion

TSAT

Target Start-up Approval Time

Description:

Time provided by ATC when the aircraft is allowed to start engines, based on TOBT and traffic flow.

Example:

TSAT has been pushed to 12:17 due to congestion

TSR

Turnaround Status Report

Description:

Summarizes the real-time progress of turnaround tasks for a specific flight

Example:

TSR shows cabin cleaning is still in progress

TSR

Turnaround Status Report

Description:

Summarizes the real-time progress of turnaround tasks for a specific flight

Example:

TSR shows cabin cleaning is still in progress

TSR

Turnaround Status Report

Description:

Summarizes the real-time progress of turnaround tasks for a specific flight

Example:

TSR shows cabin cleaning is still in progress

TT

Turnaround Task

Description:

Internal shorthand for operational tasks associated with the turnaround.

Example:

TT 14: Cabin cleaning completed

TT

Turnaround Task

Description:

Internal shorthand for operational tasks associated with the turnaround.

Example:

TT 14: Cabin cleaning completed

TT

Turnaround Task

Description:

Internal shorthand for operational tasks associated with the turnaround.

Example:

TT 14: Cabin cleaning completed

Turnaround Process

Turnaround Process

Description:

End-to-end process from arrival to departure, including all service steps.

Example:

Turnaround Process re-aligned

Turnaround Process

Turnaround Process

Description:

End-to-end process from arrival to departure, including all service steps.

Example:

Turnaround Process re-aligned

Turnaround Process

Turnaround Process

Description:

End-to-end process from arrival to departure, including all service steps.

Example:

Turnaround Process re-aligned

TWY

Taxiway

Description:

Path connecting runways and aprons

Example:

TWY E3 blocked due to works

TWY

Taxiway

Description:

Path connecting runways and aprons

Example:

TWY E3 blocked due to works

TWY

Taxiway

Description:

Path connecting runways and aprons

Example:

TWY E3 blocked due to works

ULD

Unit Load Device

Description:

Standard containers/pallets for cargo/baggage on aircraft.

Example:

AKH, PMC are ULD types

ULD

Unit Load Device

Description:

Standard containers/pallets for cargo/baggage on aircraft.

Example:

AKH, PMC are ULD types

ULD

Unit Load Device

Description:

Standard containers/pallets for cargo/baggage on aircraft.

Example:

AKH, PMC are ULD types

ULD NB

Unit Load Device Number

Description:

A unique identifier for a specific ULD, used for loading, tracking, and logistics

Example:

ULD NB AKE12345LH was not scanned into the hold

ULD NB

Unit Load Device Number

Description:

A unique identifier for a specific ULD, used for loading, tracking, and logistics

Example:

ULD NB AKE12345LH was not scanned into the hold

ULD NB

Unit Load Device Number

Description:

A unique identifier for a specific ULD, used for loading, tracking, and logistics

Example:

ULD NB AKE12345LH was not scanned into the hold

ULD TAG

Unit Load Device Tag

Description:

A label with a unique ID used to track ULDs during handling and loading

Example:

The ULD TAG number is missing from the load manifest

ULD TAG

Unit Load Device Tag

Description:

A label with a unique ID used to track ULDs during handling and loading

Example:

The ULD TAG number is missing from the load manifest

ULD TAG

Unit Load Device Tag

Description:

A label with a unique ID used to track ULDs during handling and loading

Example:

The ULD TAG number is missing from the load manifest

V1

Takeoff Decision Speed

Description:

Speed to decide abort/go

Example:

V1 = 142 KT

V1

Takeoff Decision Speed

Description:

Speed to decide abort/go

Example:

V1 = 142 KT

V1

Takeoff Decision Speed

Description:

Speed to decide abort/go

Example:

V1 = 142 KT

V2

Takeoff Safety Speed

Description:

Speed for safe climbout

Example:

V2 = 157 KT

V2

Takeoff Safety Speed

Description:

Speed for safe climbout

Example:

V2 = 157 KT

V2

Takeoff Safety Speed

Description:

Speed for safe climbout

Example:

V2 = 157 KT

VMC

Visual Meteorological Conditions

Description:

Flight conditions with visual reference

Example:

Adverse VMCs

VMC

Visual Meteorological Conditions

Description:

Flight conditions with visual reference

Example:

Adverse VMCs

VMC

Visual Meteorological Conditions

Description:

Flight conditions with visual reference

Example:

Adverse VMCs

VOL

Volumetric Problem

Description:

Load cannot fit due to space/volume despite weight being within limits.

Example:

VOL issue: baggage volume exceeded hold space.

VOL

Volumetric Problem

Description:

Load cannot fit due to space/volume despite weight being within limits.

Example:

VOL issue: baggage volume exceeded hold space.

VOL

Volumetric Problem

Description:

Load cannot fit due to space/volume despite weight being within limits.

Example:

VOL issue: baggage volume exceeded hold space.

VR

Rotation Speed

Description:

Speed to lift off the runway

Example:

Rotate at VR = 150 KT

VR

Rotation Speed

Description:

Speed to lift off the runway

Example:

Rotate at VR = 150 KT

VR

Rotation Speed

Description:

Speed to lift off the runway

Example:

Rotate at VR = 150 KT

VVIP

Very Very Important Person

Description:

Passenger requiring special treatment, usually for political, royal, or celebrity reasons

Example:

Catering and protocol arranged for VVIP arrival at Apron 2

VVIP

Very Very Important Person

Description:

Passenger requiring special treatment, usually for political, royal, or celebrity reasons

Example:

Catering and protocol arranged for VVIP arrival at Apron 2

VVIP

Very Very Important Person

Description:

Passenger requiring special treatment, usually for political, royal, or celebrity reasons

Example:

Catering and protocol arranged for VVIP arrival at Apron 2

W&B

Weight and Balance

Description:

Calculations to ensure safe aircraft loading/distribution.

Example:

DCS/Loadmaster prepares W&B

W&B

Weight and Balance

Description:

Calculations to ensure safe aircraft loading/distribution.

Example:

DCS/Loadmaster prepares W&B

W&B

Weight and Balance

Description:

Calculations to ensure safe aircraft loading/distribution.

Example:

DCS/Loadmaster prepares W&B

WIP

Work In Progress

Description:

Used internally to mark tasks not yet completed, especially during maintenance or ground operations

Example:

Toilet service is still WIP on Gate 12

WIP

Work In Progress

Description:

Used internally to mark tasks not yet completed, especially during maintenance or ground operations

Example:

Toilet service is still WIP on Gate 12

WIP

Work In Progress

Description:

Used internally to mark tasks not yet completed, especially during maintenance or ground operations

Example:

Toilet service is still WIP on Gate 12

WLP

Wet Lease Partner

Description:

Delays or issues from flights operated by external wet-lease providers.

Example:

WLP crew not familiar with local SOPs.

WLP

Wet Lease Partner

Description:

Delays or issues from flights operated by external wet-lease providers.

Example:

WLP crew not familiar with local SOPs.

WLP

Wet Lease Partner

Description:

Delays or issues from flights operated by external wet-lease providers.

Example:

WLP crew not familiar with local SOPs.

WXA

Weather at Destination

Description:

Weather conditions at arrival airport causing delay/diversion.

Example:

WXA: thunderstorms over CDG.

WXA

Weather at Destination

Description:

Weather conditions at arrival airport causing delay/diversion.

Example:

WXA: thunderstorms over CDG.

WXA

Weather at Destination

Description:

Weather conditions at arrival airport causing delay/diversion.

Example:

WXA: thunderstorms over CDG.

WXD

Weather at Departure

Description:

Departure airport weather issues affecting turnaround.

Example:

WXD: fog delayed boarding procedures.

WXD

Weather at Departure

Description:

Departure airport weather issues affecting turnaround.

Example:

WXD: fog delayed boarding procedures.

WXD

Weather at Departure

Description:

Departure airport weather issues affecting turnaround.

Example:

WXD: fog delayed boarding procedures.

WXE

Enroute Weather

Description:

Weather along route impacting flight path or timing.

Example:

WXE: turbulence caused reroute over Alps.

WXE

Enroute Weather

Description:

Weather along route impacting flight path or timing.

Example:

WXE: turbulence caused reroute over Alps.

WXE

Enroute Weather

Description:

Weather along route impacting flight path or timing.

Example:

WXE: turbulence caused reroute over Alps.

ZFW

Zero Fuel Weight

Description:

Aircraft weight excluding fuel

Example:

ZFW = 60.5 tons

ZFW

Zero Fuel Weight

Description:

Aircraft weight excluding fuel

Example:

ZFW = 60.5 tons

ZFW

Zero Fuel Weight

Description:

Aircraft weight excluding fuel

Example:

ZFW = 60.5 tons

Next-level service collaboration.

Next-level service collaboration.

Next-level service collaboration.