2D

two-dimensional

3D

three-dimensional

A

aeroplane

a/c

aircraft

AAC

aeronautical administrative communications

AAIM

aircraft autonomous integrity monitoring

AAL

above aerodrome level

ABAS

aircraft-based augmentation system

AC

advisory circular

AC

alternating current

ACAS

airborne collision avoidance system

ADF

automatic direction finder

ADG

air driven generator

ADS

automatic dependent surveillance

ADS-B

automatic dependent surveillance - broadcast

ADS-C

automatic dependent surveillance - contract

AEA

Association of European Airlines

AEO

all-engines-operative

AFFF

aqueous film forming foams

AFM

aircraft flight manual

AFN

aircraft flight notification

AFN

ATS facilities notification

AGL

above ground level

AHRS

attitude heading reference system

AIREP

air-report

AIS

aeronautical information service

ALAP

aerodrome landing analysis programme

ALARP

as low as reasonably practicable

ALD

actual landing distance

ALSF

approach lighting system with sequenced flashing lights

AMC

Acceptable Means of Compliance

AML

aircraft maintenance licence

AMSL

above mean sea level

ANP

actual navigation performance

AOC

aeronautical operational control

AOC

air operator certificate

APCH

approach

APP

approach

APU

auxiliary power unit

APV

approach procedure with vertical guidance

AR

authorisation required

ARA

airborne radar approach

ARA

Authority Requirements for Aircrew

A-RNP

advanced required navigation performance

ARO

Authority Requirements for Air Operations

ARP

Aerospace Recommended Practices

ASC

Air Safety Committee

ASDA

accelerate-stop distance available

ASE

altimeter system error

ATA

Air Transport Association

ATC

air traffic control

ATIS

automatic terminal information service

ATN

air traffic navigation

ATPL

airline transport pilot licence

ATQP

alternative training and qualification programme

ATS

air traffic services

ATSC

air traffic service communication

AVGAS

aviation gasoline

AVTAG

aviation turbine gasoline (wide-cut fuel)

AWO

all weather operations

BALS

basic approach lighting system

Baro VNAV

barometric VNAV

BCAR

British civil airworthiness requirements

BITD

basic instrument training device

CAP

controller access parameters

CAT

commercial air transport

CAT I / II / III

category I / II / III

CBT

computer-based training

CC

cabin crew

CDFA

continuous descent final approach

CDL

configuration deviation list

CFIT

controlled flight into terrain

CG

centre of gravity

CLB

climb

CM

context management

CMV

converted meteorological visibility

CofA

certificate of airworthiness

COM

communication (EBT competency)

COP

code of practice

CoR

certificate of registration

COSPAS-SARSAT

cosmicheskaya sistyema poiska avariynich sudov - search and rescue satellite-aided tracking

CP

committal point

CPA

closest point of approach

CPDLC

controller pilot data link communication

C-PED

controlled portable electronic device

CPL

commercial pilot licence

CRE

class rating examiner

CRI

class rating instructor

CRM

crew resource management

CRZ

cruise

CS

Certification Specifications

CSP

communication service provider

CVR

cockpit voice recorder

CVS

combined vision system

DA

decision altitude

DA/H

decision altitude/height

DAP

downlinked aircraft parameters

D-ATIS

digital automatic terminal information service

DC

direct current

DCL

departure clearance

DES

descent

D-FIS

data link flight information service

DG

dangerous goods

DH

decision height

DI

daily inspection

DIFF

deck integrated fire fighting system

DLR

data link recorder

DME

distance measuring equipment

D-METAR

data link - meteorological aerodrome report

D-OTIS

data link - operational terminal information service

DPATO

defined point after take-off

DPBL

defined point before landing

DR

decision range

DSTRK

desired track

EBT

evidence-based training

EC

European Community

ECAC

European Civil Aviation Conference

EFB

electronic flight bag

EFIS

electronic flight instrument system

EFVS

enhanced flight vision system

EFVS-A

enhanced flight vision system used for approach

EFVS-L

enhanced flight vision system used for landing

EGNOS

European geostationary navigation overlay service

EGT

exhaust gas temperature

ELT

emergency locator transmitter

ELT(AD)

emergency locator transmitter (automatically deployable)

ELT(AF)

emergency locator transmitter (automatic fixed)

ELT(DT)

emergency locator transmitter (distress tracking)

ELT(AP)

emergency locator transmitter (automatic portable)

ELT(S)

survival emergency locator transmitter

EPE

estimated position of error

EPR

engine pressure ratio

EPU

estimated position of uncertainty

ERA

en-route alternate (aerodrome)

ERP

emergency response plan

ETOPS

extended range operations with two-engined aeroplanes

EU

European Union

EUROCAE

European Organisation for Civil Aviation Equipment

EVAL

evaluation phase

EVS

enhanced vision system

FAA

Federal Aviation Administration

FAF

final approach fix

FALS

full approach lighting system

FANS

future air navigation systems

FAP

final approach point

FAR

Federal Aviation Regulation

FAS

final approach segment

FATO

final approach and take-off

FC

flight crew

FCL

flight crew licensing

FCOM

flight crew operating manual

FDM

flight data monitoring

FDO

flying display operation

FDR

flight data recorder

FFS

full flight simulator

FGS

flight control/guidance system

FI

flight instructor

FLIPCY

flight plan consistency

FLTA

forward-looking terrain avoidance

FMECA

failure mode, effects and criticality analysis

FMS

flight management system

FNPT

flight and navigation procedures trainer

FOD

foreign object damage

FOSA

flight operational safety assessment

FOV

field of view

FPA

flight path management — automation (EBT competency)

FPM

flight path management — manual control (EBT competency)

fpm

feet per minute

FRT

fixed radius transition

FSTD

flight simulation training device

ft

feet

FTD

flight training device

FTE

full time equivalent

FTE

flight technical error

FTL

flight and duty time limitations

g

gram

GAGAN

GPS aided geo augmented navigation

GBAS

ground-based augmentation system

GCAS

ground collision avoidance system

GEN

general

GIDS

ground ice detection system

GLS

GBAS landing system

GM

Guidance Material

GMP

general medical practitioner

GND

ground

GNSS

global navigation satellite system

GPS

global positioning system

GPWS

ground proximity warning system

H

helicopter

HEMS

helicopter emergency medical service

HF

high frequency

Hg

mercury

HHO

helicopter hoist operation

HIALS

high intensity approach lighting system

HIGE

hover in ground effect

HLL

helideck limitations list

HOGE

hover out of ground effect

HoT

hold-over time

hPa

hectopascals

HPL

human performance and limitations

HUD

head-up display

HUDLS

head-up guidance landing system

HUMS

health usage monitor system

IAF

initial approach fix

IALS

intermediate approach lighting system

IAP

instrument approach procedure

ICAO

International Civil Aviation Organization

IDE

instruments, data and equipment

IF

intermediate fix

IFR

instrument flight rules

IFSD

in-flight shutdown

IGE

in ground effect

ILS

instrument landing system

IMC

instrument meteorological conditions

in

inches

INS

inertial navigation system

IP

intermediate point

IR

Implementing Rule

IR

instrument rating

IRS

inertial reference system

ISA

international standard atmosphere

ISI

in-seat instruction

ISO

International Organization for Standardization

IV

intravenous

JAA

Joint Aviation Authorities

JAR

Joint Aviation Requirements

kg

kilograms

km

kilometres

KNO

application of knowledge (EBT competency)

kt

knots

LDA

landing distance available

LDF

landing distance factor

LDG

landing

LDP

landing decision point

LDTA

landing distance at time of arrival

LED

light-emitting diode

LHO

local helicopter operation

LHS

left-hand seat

LIFUS

line flying under supervision

LNAV

lateral navigation

LoA

letter of acceptance

LOC

localiser

LOC-I

loss of control in-flight

LOE

line-oriented evaluation

LOFT

line-oriented flight training

LOQE

line-oriented quality evaluation

LOS

limited obstacle surface

LP

Localiser performance

LPV

localiser performance with vertical guidance

LRCS

long range communication system

LRNS

long range navigation system

LSAA

landing system assessment area

LTW

Leadership and teamwork (EBT competency)

LVO

low visibility operation

LVP

low visibility procedures

LVTO

low visibility take-off

m

metres

MALS

medium intensity approach lighting system

MALSF

medium intensity approach lighting system with sequenced flashing lights

MALSR

medium intensity approach lighting system with runway alignment indicator lights

MAPt

missed approach point

MCTOM

maximum certified take-off mass

MDA

minimum descent altitude

MDH

minimum descent height

MEA

minimum en-route altitude

MED

medical

MEL

minimum equipment list

METAR

meteorological aerodrome report

MGA

minimum grid altitude

MHA

minimum holding altitude

MHz

megahertz

MID

midpoint

MLR

manuals, logs and records

MLS

microwave landing system

MLX

millilux

mm

millimetres

MM

multi-mode

MMEL

master minimum equipment list

MNPS

minimum navigation performance specifications

MOC

minimum obstacle clearance

MOCA

minimum obstacle clearance altitude

MOPSC

maximum operational passenger seating configuration

MORA

minimum off-route altitude

MPSC

maximum passenger seating capacity

MSA

minimum sector altitude

MSAS

multi-functional satellite augmentation system

MT

manoeuvres training phase

MTCA

minimum terrain clearance altitude

N

North

NADP

noise abatement departure procedure

NALS

no approach lighting system

NCC

non-commercial operations with complex motor-powered aircraft

NCO

non-commercial operations with other-than-complex motor-powered aircraft

N_F

free power turbine speed

N_G

engine gas generator speed

NM

nautical miles

NOTAM

notice to airmen

NOTECHS

non-technical skills evaluation

NOTOC

notification to captain

NPA

non-precision approach

NPA

Notice of Proposed Amendment

NSE

navigation system error

NVD

night vision device

NVG

night vision goggles

NVIS

night vision imaging system

OAT

outside air temperature

OB

observable behaviour

OCH

obstacle clearance height

OCL

oceanic clearance

ODALS

omnidirectional approach lighting system

OEI

one-engine-inoperative

OFS

obstacle-free surface

OFZ

obstacle free zone

OGE

out of ground effect

OIP

offset initiation point

OM

operations manual

OML

operational multi-pilot limitation

ONC

operational navigation chart

OPS

operations

ORO

Organisation Requirements for Air Operations

OTS CAT II

other than standard category II

PAPI

precision approach path indicator

PAR

precision approach radar

PBCS

performance-based communication and surveillance

PBE

protective breathing equipment

PBN

performance-based navigation

PC/PT

proficiency check/proficiency training

PCDS

personnel carrying device system

PDA

premature descent alert

PDP

predetermined point

PED

portable electronic device

PFC

porous friction course

PIC

pilot-in-command

PIN

personal identification number

PIS

public interest site

PLB

personal locator beacon

PNR

point of no return

POH

pilot’s operating handbook

PRM

person with reduced mobility

PRO

application of procedures (EBT competency)

PSD

problem-solving & decision making (EBT competency)

PVD

paravisual display

QAR

quick access recorder

QFE

atmospheric pressure at aerodrome elevation / runway threshold

QNH

atmospheric pressure at nautical height

RA

resolution advisory

RAIM

receiver autonomous integrity monitoring

RAT

ram air turbine

RCAM

runway condition assessment matrix

RCC

rescue coordination centre

RCF

reduced contingency fuel

RCLL

runway centre line lights

RCP

required communication performance

RCR

runway condition report

RF

radius to fix

RF

radio frequency

RFC

route facility chart

RI

ramp inspection

RI

rectification interval

RIE

rectification interval extension

RMA

regional monitoring agency

RNAV

area navigation

RNP

required navigation performance

RNP APCH

RNP approach

RNP AR APCH

RNP approach for which authorisation is required

ROD

rate of descent

RP

rotation point

RSP

required surveillance performance

RTCA

Radio Technical Commission for Aeronautics

RTODAH

rejected take-off distance available (helicopters)

RTODRH

rejected take-off distance required (helicopters)

RTOM

reduced take-off mass

RTZL

runway touchdown zone lights

RVR

runway visual range

RVSM

reduced vertical separation minima

RWYCC

runway condition code

S

South

SA CAT I

special authorisation category I

SA CAT II

special authorisation category II

SAFA

safety assessment of foreign aircraft

SALS

simple approach lighting system

SALSF

simple approach lighting system with sequenced flashing lights

SAp

stabilised approach

SAP

system access parameters

SAR

search and rescue

SAS

stability augmentation system

SAW

situation awareness (EBT competency)

SBAS

satellite-based augmentation system

SBT

scenario-based training

SCC

senior cabin crew

SCP

special category of passenger

SDCM

system of differential correction and monitoring

SFE

synthetic flight examiner

SFI

synthetic flight instructor

SID

standard instrument departure

SMM

safety management manual

SMS

safety management system

SNAS

satellite navigation augmentation system

SOP

standard operating procedure

SPA

operations requiring specific approvals

SPECI

aviation selected special weather report

SPO

specialised operations

SRA

surveillance radar approach

SSALF

simplified short approach lighting system with sequenced flashing lights

SSALR

simplified short approach lighting system with runway alignment indicator lights

SSALS

simplified short approach lighting system

SSEC

static source error correction

SSR

secondary surveillance radar

STAR

standard terminal arrival route

STC

supplemental type certificate

SVS

synthetic vision system

TA

traffic advisory

TAC

terminal approach chart

TAS

true airspeed

TAWS

terrain awareness warning system

TC

technical crew

TC

type certificate

TCAS

traffic collision avoidance system

TCCA

Transport Canada Civil Aviation

TCH

type certificate holder

TDP

take-off decision point

TDZ

touchdown zone

TDZE

touchdown zone elevation

THR

threshold

TI

Technical Instructions

TIT

turbine inlet temperature

TLS

target level of safety

TMG

touring motor glider

TO

take-off

TODA

take-off distance available (aeroplanes)

TODAH

take-off distance available (helicopters)

TODRH

take-off distance required (helicopters)

TOGA

take-off/go around

TORA

take-off run available

T-PED

transmitting portable electronic device

TRE

type rating examiner

TRI

type rating instructor

TSE

total system error

TVE

total vertical error

TWIP

terminal weather information for pilots

UMS

usage monitoring system

UPRT

upset prevention and recovery training

UTC

coordinated universal time

V₂

take-off safety speed

V_s0

stalling speed

V_AT

indicated airspeed at threshold

VDF

VHF direction finder

VFR

visual flight rules

VHF

very high frequency

VIS

visibility

VMC

visual meteorological conditions

V_MO

maximum operating speed

VNAV

vertical navigation

VOR

VHF omnidirectional radio range

VSS

visual segment surface

V_T

threshold speed

VTOL

vertical take-off and landing

V_TOSS

take-off safety speed

WAAS

wide area augmentation system

WAC

world aeronautical chart

WIFI

wireless fidelity

WLM

workload management (EBT competency)

ZFTT

zero flight-time training