A

Aeroplane

AC

Alternating Current

ACAS

Airborne Collision Avoidance System

ADF

Automatic Direction Finding

ADS

Aeronautical Design Standard

AFCS

Automatic Flight Control System

AFM

Aircraft Flight Manual

AGL

Above Ground Level

AIC

Aeronautical Information Circular

AIP

Aeronautical Information Publication

AIRAC

Aeronautical Information Regulation and Control

AIS

Aeronautical Information Services

AMC

Acceptable Means of Compliance

AeMC

Aero-medical Centre

AME

Aero-medical Examiner

AoA

Angle of Attack

AOH

Aircraft Operating Handbook

AOM

Aircraft Operating Manual

APU

Auxiliary Power Unit

As

Airship

ATC

Air Traffic Control

ATIS

Automatic Terminal Information Service

ATO

Approved Training Organisation

ATP

Airline Transport Pilot

ATPL

Airline Transport Pilot Licence

ATS

Air Traffic Service

AUM

All Up Mass

AUPRTA

Airplane Upset Prevention and Recovery Training Aid

B

Balloon

BCAR

British Civil Airworthiness Requirement

BEM

Basic Empty Mass

BIR

Basic instrument rating

BITD

Basic Instrument Training Device

BPL

Balloon Pilot Licence

CAS

Calibrated Airspeed

CAT

Clear Air Turbulence

CB-IR

Competency-based training course for Instrument Rating

CDFA

Constant-Descent Final Approach

CDI

Course Deviation Indicator

CFI

Chief Flight Instructor

CG

Centre of Gravity

CP

Co-pilot

CPL

Commercial Pilot Licence

CRE

Class Rating Examiner

CRI

Class Rating Instructor

CRM

Crew Resource Management

CS

Certification Specification

CTKI

Chief Theoretical Knowledge Instructor

DC

Direct Current

DF

Direction Finding

DME

Distance Measuring Equipment

DPATO

Defined Point After Take-Off

DPBL

Defined Point Before Landing

DR

Dead Reckoning navigation

DTO

Declared Training Organisation

DVE

Degraded Visual Environment

ECQB

European Central Question Bank

EFIS

Electronic Flight Instrument System

EOL

Engine Off Landings

ERPM

Engine Revolutions per Minute

ETA

Estimated Time of Arrival

ETOPS

Extended-range Twin-engine Operation Performance Standard

FAF

Final Approach Fix

FAR

Federal Aviation Regulations

FCL

Flight Crew Licensing

FE

Flight Examiner

F/E

Flight Engineer

FEM

Flight Examiner Manual

FFS

Full-Flight Simulator

FI

Flight Instructor

FIE

Flight Instructor Examiner

FIS

Flight Information Service

FMC

Flight Management Computer

FMS

Flight Management System

FNPT

Flight and Navigation Procedures Trainer

FS

Flight Simulator

FSTD

Flight Simulation Training Device

ft

feet

FTD

Flight Training Device

G

Gravity forces

GLONASS

Global Orbiting Navigation Satellite System

GM

Guidance Material

GNSS

Global Navigation Satellite Systems

GPL

Gyroplane Pilot Licence

GPS

Global Positioning System

H

Helicopter

HF

High Frequency

HOFCS

High Order Flight Control System

HPA

High-Performance Aeroplane

hrs

Hours

HUMS

Health and Usage Monitoring System

HT

Head of Training

IAS

Indicated Airspeed

ICAO

International Civil Aviation Organization

IGE

In-Ground Effect

IFR

Instrument Flight Rules

ILS

Instrument Landing System

IMC

Instrument Meteorological Conditions

IOS

Instructor Operating Station

IR

Instrument Rating

IRE

Instrument Rating Examiner

IRI

Instrument Rating Instructor

ISA

International Standard Atmosphere

JAR

Joint Aviation Requirements

kg

Kilogram

LAPL

Light Aircraft Pilot Licence

LDP

Landing Decision Point

LMT

Local Mean Time

LO

Learning Objectives

LOC-I

Loss of Control In-flight

LOFT

Line-Orientated Flight Training

m

Meter

MCC

Multi-Crew Cooperation

MCCI

Multi-Crew Cooperation Instructor

ME

Multi-Engine

MEL

Minimum Equipment List

MEP

Multi-Engine Piston

MET

Multi-Engine Turboprop

METAR

Meteorological Aerodrome Report

MI

Mountain Rating Instructor

MP

Multi-Pilot

MPA

Multi-Pilot Aeroplane

MPL

Multi-crew Pilot Licence

MPH

Multi-Pilot Helicopter

MTOM

Maximum Take-Off Mass

NDB

Non-Directional Beacon

NM

Nautical Miles

NOTAM

Notice To Airmen

NOTAR

No Tail Rotor

OAT

Outside Air Temperature

OBS

Omni Bearing Selector

OEI

One Engine Inoperative

OEM

Original Equipment Manufacturer

OGE

Out of Ground Effect

OML

Operational Multi-pilot Limitation

OSL

Operational Safety Pilot Limitation

OTD

Other Training Devices

PAPI

Precision Approach Path Indicator

PBN

Performance-based Navigation

PF

Pilot Flying

PIC

Pilot-In-Command

PICUS

Pilot-In-Command Under Supervision

PL

Powered-lift

PNF

Pilot Not Flying

POM

Pilot Operating Manual

PPL

Private Pilot Licence

QDM

Magnetic Heading (aircraft to station)

QDR

Magnetic Heading (station to aircraft)

QFE

Atmospheric pressure at aerodrome elevation

QNH

Altimeter sub-scale setting to obtain elevation when on the ground

RAIM

Receiver Autonomous Integrity Monitoring

RNAV

Radio Navigation

RPM

Revolutions per Minute

RRPM

Rotor Revolutions per Minute

R/T

Radio-telephony

S

Sailplane

SATCOM

Satellite Communication

SE

Single-Engine

SEP

in the context of aeroplanes: Single-Engine Single-Pilot aeroplane, as defined in Article 2(8c)

SEP

in the context of helicopters: Single-Engine Piston

SET

Single-Engine Turboprop

SFE

Synthetic Flight Examiner

SFI

Synthetic Flight Instructor

SID

Standard Instrument Departure

SIGMET

Significant Meteorological Weather

SLPC

Single Lever Power Control

SOP

Standard Operating Procedure

SP

Single-Pilot

SPA

Single-Pilot Aeroplane

SPH

Single-Pilot Helicopter

SPIC

Student PIC

SPL

Sailplane Pilot Licence

SSR

Secondary Surveillance Radar

STI

Synthetic Training Instructor

TAF

(Terminal Area Forecasts) Aerodrome Forecast

TAS

True Airspeed

TAWS

Terrain Awareness Warning System

TCH

Type Certificate Holder

TDP

Take-off Decision Point

TEM

Threat and Error Management

TK

Theoretical Knowledge

TMG

Touring Motor Glider

TORA

Take-Off Run Available

TODA

Take-Off Distance Available

TR

Type Rating

TRE

Type Rating Examiner

TRI

Type Rating Instructor

UPRT

Upset Prevention and Recovery Training

UTC

Universal Time Coordinated

V

Velocity

VASI

Visual Approach Slope Indicator

VFR

Visual Flight Rules

VHF

Very High Frequency

VMC

Visual Meteorological Conditions

VOLMET

Meteorological Information for Aircraft in-Flight

VOR

VHF Omni-directional Radio Range

ZFTT

Zero Flight Time Training

ZFM

Zero Fuel Mass