A/C ACFT Aircraft AAIB UK Air Accidents Investigation Branch AAIM Aircraft Autonomous Integrity Monitoring ABAS Aircraft Based Augmentation Systems ACAS Airborne Collision Avoidance System ACMI Aircraft, Crew, Maintenance, Insurance AD Airworthiness Directive ADD Allowable Deferred Defect ADS-B Automatic Dependent Surveillance — Broadcast ADS-C Automatic Dependent Surveillance — Contract AGB Accessory Gearbox AIRAC Aeronautic Information Regulation and Control AFM Aircraft Flight Manual AFTN Aeronautical Fixed Telecommunications Network AGL Above Ground Level AIC Aeronautical Information Circular AIP Aeronautical Information Publication AIS Aeronautical Information Service ALI Airworthiness Limitation Item ALoSP Acceptable Level of Safety Performance AMC ATC Microphone Check AMC Acceptable Means of Compliance AMM Aircraft Maintenance Manual AMO Approved Maintenance Organization AMOC Alternate Means Of Compliance AMP Approved Maintenance Programme AMSL Above Mean Sea Level ANO Air Navigation Order ANS Air Navigation Services ANSPs Air Navigation Service Providers AOC Air Operator's Certificate/ Aeronautical Operational Control AOG Aircraft on Ground AOM Aerodrome Operating Minima/ Aircraft Operating Manual APU APV Approach (Procedure) with Vertical Guidance ARC Airworthiness Review Certificate ARP Airport (or Aerodrome) Reference Point ASC Aircraft Service Change ATA Air Transport Association ATC Air Traffic Control ATCO Air Traffic Controllers ATM Air Traffic Management ATN B1 Aeronautical Telecommunications Network Baseline 1 ATSU Air Traffic Services Unit ATS Air Traffic Service ATZ Aerodrome Traffic Zone AWOPS All Weather Operations AWS Airworthiness Surveyor BITE Built-In Test Equipment BoM Bill of Material BoS Bill of Sale BTB Back to Birth CAME Continuous Airworthiness Management Exposition CAMO Continuous Airworthiness Management Organization CAP UK CAA Civil Publication CAS Crew Alerting System CBT Computer Based Training CDCCL Critical Design Configuration Control Limitations CDI Course Deviation Indicator CDL Configuration Deviation List CFIT Controlled Flight Into Terrain CG Centre of Gravity CM Context Management CMA Continuous Monitoring Approach CMM Component Maintenance Manual CNL Cancelled CoA Certificate of Airworthiness CoR Certificate of Registration COTS Commercial-Off-The-Shelf CP Conditions Precedent CPCP Corrosion Prevention and Corrosion Protection CPDLC Controller–Pilot Data Link Communications CPT Captain CRM Cockpit Resource Management CRS Certificate of Release to Service CSN Cycles Since New CSP Communications Service Provider CSO Cycles Since Overhaul CSSV Cycles Since Shop Visit CTA Control Area CTR Control Zone CVR Cockpit Voice Recorder DA Decision Altitude D&B Dent and Buckle Chart DCPC Direct Controller-Pilot Communications DGR Dangerous Goods Regulations DH Decision Height DME Distance Measuring Equipment DOA Design Organization Approval DOW Dry Operational Weight DSP Datalink Service Provider EAD Emergency Airworthiness Directive EASA European Aviation Safety Agency ECCAIRS European Coordination Centre for Accident & Incident Reporting Systems ECAM Electronic Centralised Aircraft Monitor EDP Engine Driven Pump EEA European Economic Area EEL Emergency Equipment List EFB Electronic Flight Bag EFIS Electronic Flight Instrument System EGPWS Enhanced Ground Proximity Warning System EGT Exhaust Gas Temperature EICAS Engine Instrument and Crew Alerting System ELT Emergency Locator Transmitter EO Engineering Order EOL End of Lease ESN Engine Serial Number ETA Estimated Time of Arrival ETD Estimated Time of Departure ETOPS Extended-range Twin-engine Operational Performance Standards EVS Enhanced Vision System EW Empty Weight EWIS Electrical Wiring Interconnection System EZAP Enhanced Zonal Analysis Procedure FA Flight Attendant FAA Federal Aviation Administration FADEC Full Authority Digital Engine Control FAF Final Approach Fix FAP Flight Attendant Panel FBO Fixed-Based Operator FANS Future Air Navigation System FC Flight Cycle FCOM Flight Crew Operations Manual FD Flight Director FDD Flying Display Director FDM Flight Data Monitoring FDR Flight Data Recorder FFS Full Flight Simulator FH Flight Hours FIR Flight Information Region FL Flight Level FMS FO First Officer FOD Foreign Object Damage/Foreign Object Debris FOR Flight Operations Representative FOV Field of View FMC Flight Management Computer FSTD Flight Simulation Training Devices FTE Flight Technical Error FTS Safety FWD Forward GA General Aviation GBAS Ground Based Augmentation System GM Guidance Material GND Ground GNSS Global Navigation Satellite System GPS Global Positioning System GPU Ground Power Unit GPWS Ground Proximity Warning System GSE Ground Support Equipment HF High Frequency HFDL HF Data Link HMI Human/Machine Interface HPC High Pressure Compressor HPL Horizontal Protection Level HPT High Pressure Turbine HT Hard Time HUD Head Up Display HYD Hydraulic IAF Initial Approach Fix IAIP Integrated Aeronautical Information Package IAP Instrument Approach Procedure IAS Indicated Air Speed IATA International Air Transport Association IAW In Accordance With IB Inboard IBIS ICAO Birdstrike Information System ICA Instructions for Continued Airworthiness ICAO International Civil Aviation Organization IDERA Irrevocable De-Registration and Export Request Authorisation IFE In-Flight Entertainment (System) IFIS Integrated Flight Information System IFR Instrument Flight Rules IFSD In Flight Shutdown IMC Instrument Meteorological Conditions IOM Isle of Man IOMAR Isle of Man Aircraft Registry IOSA IATA Operational Safety Audit ILS Instrument Landing System INS Inertial Navigation System IPC Illustrated Parts Catalogue IRS Inertial Reference System IRU Inertial Reference Unit ISA International Standard Atmosphere KIAS Knots Indicated Airspeed LCC Low Cost Carrier LDND Last Done / Next Due LE LG LOA Letter of Acceptance LOI Letter of Intent LOPA Layout of Passenger Accommodations LOTC Loss of thrust or power control LLP Life Limited Part LNAV Lateral Navigation LP Localizer Performance LPC Low Pressure Compressor LPT Low Pressure Turbine LPV Localizer Performance with Vertical guidance LRNS Long Range Navigation Systems LRCS Long Range Communication Systems LRU Line Replaceable Unit LVO Low Visibility Operations LVTO Low Visibility Take-Off LW Landing Weight MAC Mean Aerodynamic Chord MAHP Missed Approach Holding Point MAS Missed Approach Segment MDA Minimum Decision/Descent Altitude MDH Minimum Decision/Descent Height MDDR Maintenance Deferred Defect Record MEL Minimum Equipment List METAR Aerodrome Routine Meteorological Report MFD Manufacture Date / Multi-function display MMEL Master Minimum Equipment List MNPS Minimum Navigation Performance Specification MOD Modification MOE Maintenance Organization Exposition MOR Mandatory Occurrence Report MPD Maintenance Planning Document MRB Maintenance Review Board MRO Maintenance and Repair Organization MSN Manufacturer’s Serial Number MTOM Maximum Take-Off Mass MTOW Maximum Take-Off Weight MTWA Maximum Total Weight Authorised NAT HLA North Atlantic High Level Airspace (Minimum Navigation Performance (MNPS) Specification) NAA National Aviation Authority NCC Non Commercial Operations with Complex Motor-Powered Aircraft NATR Nominated Airworthiness Technical Representative NAVAID Navigational Aid NavDB Navigation Database NCC Non-Commercial operations with Complex motor-powered aircraft Non-commercial operations with other than complex-motor-powered NCO aircraft NDT Non Destructive Testing NIS Non Incident Statement NM Nautical Mile NOTAM Notice to Airmen NRC Non-Routine Card NQE National Qualified Entity (drone training organisation) NSE Navigation System Error OB OutBoard O&M Operational and Maintenance OCCM On Condition / Condition Monitored components OEM Original Equipment Manufacturer OHM OverHaul Manual OJTI On the Job Training Instructor OR Occurrence Report ORA Operational Risk Assessment OSD Operational Suitability Data PAN OPS Procedures for Air Navigation Services, Aircraft Operations PAX Passenger PBCS Performance Based Communication and Surveillance PBN Performance Based Navigation PDE Path Definition Error PED Portable Electronic Device PF Pilot Flying PFD Primary Flight Dispaly PIC Pilot in Command PIFCA Primary Instructions for Continuing Airworthiness PIREP Pilot Report PLB Personal Locator Beacon POA Power of Attorney POH Pilot’s Operating Handbook PM Pilot Monitoring PNF Pilot Not Flying PPR Prior Permission Required PPtA Person Presenting the Aircraft P-RNAV Precision-Area Navigation PSE Principal Structural Equipment PSR Primary Surveillance Radar PSU Passenger Service Unit PtF Permit To Fly QA Quality Assurance QAR Quick Access Recorder QM Quality Manual QRH Quick Reference Handbook QTY Quantity RA Resolution advisory (ACAS/TCAS) RADAR Radio Detection and Ranging RAIM Receiver Autonomous Integrity Monitoring RAT RCP Required Communication Performance REV Revision RIE Rectification Interval Extension RSP Required Surveillance Performance RF Radius-to-Fix RFM Rotorcraft Flight Manual RNAV Area Navigation RNP Required Navigation Performance RNP AR Required Navigation Performance (Authorisation Required) RP Registry Publication RPAS Remotely Piloted Aerial Systems RTS Return to Service RVR Runway Visual Range RVSM Reduced Vertical Separation Minima SAAAR Special Aircraft and Aircrew Authorization Required SARPS International Standards and Recommended Practices SATCOM Satellite Communication SATIS Satisfactory SB Service Bulletin SBAS Satellite Based Augmentation System SERA Standardised European Rules of the Air SIC Second in Command SID Standard Instrument Departure Route SIFCA Supplementary Instructions for Continuing Airworthiness SIGWX Significant weather chart SMS Safety Management System SN Serial Number SPECI Aerodrome Special Meteorological Report SPI Safety Performance Indicator SSP Satellite Service Provider / State Safety Programme SSR Secondary Surveillance Radar STAR Standard Arrival Route STC Supplementary Type Certificate SUA Small Unmanned Aircraft SUSA Small Unmanned Surveillance Aircraft SV Shop Visit / Serviceable SVR Shop Visit Report TAWS Terrain Awareness and Warning System TA Technical Acceptance / Traffic advisory (ACAS/TCAS) TAF Terminal Aerodrome Forecast TC Type Certificate / Total Cycles / Technical Consultant TCAS Traffic Collision Avoidance System TCCA Transport Canada TCDS Type Certificate Data Sheet TCO Third Country Operators TE TLB Technical Log Book TOGA Take-off/Go-around TR Thrust Reverser TRAM Training Requirements Application Manual TSN Time Since New TSO Time Since Overhaul TSSV Time Since Shop Visit TT Total Time UAS Unmanned Aerial Systems UAV Unmanned Aerial Vehicle UCS Unit Competency Scheme UKAB UK Airprox Board ULB Underwater Locator Beacon US Unserviceable USOAP ICAO Universal Safety Oversight Audit Programme UTC Universal Time Coordinated UTP Unit Training Plan VAAC Volcanic Ash Advisory Centre VDI Vertical Deviation Indicator VDL VHF Data Link VHF Very High Frequency VMC Visual Meteorological Conditions VNAV Vertical Navigation VOR Very High Frequency (VHF) Omni-Directional Range W&B Weight & Balance WX Weather XPDR Transponder X-REF Cross Reference