GLOSSARY

Terms and expressions used in the context of NAV services.

  • A
  • B
  • C
  • D
  • E
  • F
  • G
  • H
  • I
  • J
  • K
  • L
  • M
  • N
  • O
  • P
  • Q
  • R
  • S
  • T
  • U
  • V
  • W
  • X
  • Y
  • Z
A
  • A/G Air/Ground (communications)
  • AA Aviation Authority  
  • ACAS Airborne Collision Avoidance Systems 
  • ACC Area Control Centre or Area Control 
  • ACFT Aircraft 
  • ACI Area of common interest
  • AD Aerodrome 
  • ADEP Aerodrome of departure 
  • ADES Aerodrome of Destination 
  • ADF Automatic Direction Finding 
  • ADS Automatic Dependent Surveillance 
  • AEA Association of European Airlines 
  • AEFMP (plan set) Algeria, Spain, France, Morocco and Portugal 
  • AFIL Air-Filed flight plan 
  • AFIS Aerodrome Flight Information Service
  • AFS Aeronautical Fixed Service 
  • AFTN Aeronautical Fixed Telecommunications Network 
  • AIC Aeronautical Information Circular 
  • AIRAC Aeronautical Information Regulation and Control 
  • AIS Aeronautical Information Services 
  • ALS Lisbon Airport
  • ALT Altitude
  • AMAN Arrival Manager 
  • AMHS Aeronautical Message Handling Service
  • AMS Aeronautical Mobile Service 
  • AMSL Above Mean Sea Level 
  • ANC Air Navigation Commission  (ICAO)
  • ANP Air Navigation Plan
  • ANS Air Navigation Services 
  • ANSP Air Navigation Service Provider
  • AOCC Airport Operations Control Centre   
  • AOR-W Atlantic Ocean Region-West 
  • AP Airport
  • APP Approach control office or approach control or approach control service  
  • ARN Air Route Network 
  • ARO Air traffic services Reporting Office 
  • ARP Aerodrome or Airport Reference Point 
  • ARR Arrive or arrival 
  • ARTAS ATM Surveillance Tracker and Server
  • ASAP As Soon As Possible
  • ATC Air Traffic Control
  • ATCC(CCTA) Air Traffic Control Centre
  • ATCO(CTA) Air Traffic Controller 
  • ATFM Air Traffic Flow Management
  • ATIR Air Traffic Incident Report 
  • ATIS Airport/Automatic Terminal Information Service 
  • ATLATM Air Traffic Management of Oceanic Flight Information in Region Santa Maria
  • ATM Air Traffic Management
  • ATN Aeronautical Telecommunication Network 
  • ATS Air Traffic Services 
  • ATSU Air Traffic Services Unit 
  • ATTN Attention 
  • ATZ Aerodrome Traffic Zone 
  • AWY Airway 
B
  • BCN Beacon (aeronautical ground light) 
  • BS Radio Station
C
  • CANSO Civil Air Navigation Services Organisation 
  • CASA Slots distribution for Computer
  • CATE Conference on Co-ordination of Air Transport in Europe 
  • CAVOK Visibility, cloud and present weather better than prescribed values or conditions 
  • CBA Cross Border Area 
  • CBT Computer Based Training  
  • CCA Civil Aviation Authority or Administration 
  • CDPS Central Data Processing System 
  • CDR Conditional Route  (FUA)
  • CE Comission Européene
  • CEAC Committee for European Airspace Co-ordination (NATO) 
  • CEPT Conférence des administrations Européennes des Postes et Télécommunications 
  • CFL Cleared Flight Level 
  • CFMU Central Flow Management Unit (EUROCONTROL)  
  • CLAM Cleared Level Adherence Monitoring
  • CMAL Meteorological Center for Aeronautics Lisbon
  • CNL Cancel or cancelled 
  • CNS Communications, Navigation and Surveillance 
  • CNS/ATM Communications, Navigation and Surveillance/Air Traffic Management 
  • COFA Operational Command of Portuguese Air Force 
  • COM Communications 
  • CORA Conflict Resolution Assistant (Advisories) 
  • CPDLC Control Point Data Link Communication
  • CPTAE Commission on Air Transport Emergency Planning
  • CRCO Central Route Charges Office 
  • CS or CSN Call Sign 
  • CTA Controlled Airspace 
  • CTR Control zone 
  • CVSM Conventional Vertical Separation Minima 
D
  • DCT Direct 
  • DETRESFA Distress phase 
  • DEP Depart(message type designator) 
  • DEST Destination  
  • DME Distance Measuring Equipment 
  • DPS ATM Data Processing Systems
  • DSC-VHS Digital Selective Calling-VHF 
E
  • EAD European AIS Database 
  • EAG European ATFM Group 
  • EANPG Grupo de Planeamento de Navegação Aérea Europeia (ICAO)
  • EASA European Aviation Safety Authority 
  • EATMP European Air Traffic Management Program 
  • EC European Commission 
  • ECAC European Civil Aviation Conference 
  • ECMT European Conference of Ministers of Transport 
  • EDI Electronic Data Interchange
  • EFDP European Programme for Flight Data Processing
  • EFP Spain, France, Portugal (Regional Coordination group of Air Navigation)
  • EGNOS European Geostationary Navigation Overlay Service 
  • EHF Extremely High Frequency  
  • ENPRM European Notice of Proposed Rule-Making  
  • ESA European Space Agency
  • ESNP European Satellite Navigation Program 
  • EST Estimate or estimated (message type designator) 
  • ETA Estimated Time of Arrival or estimating arrival
  • ETD Estimated Time of Departure or estimating departure
  • EU European Union
  • EUR European ICAO Region 
  • EUR AFS European Aeronautical Fixed Services 
  • EURATN European Aeronautical Telecommunications Network 
  • EUROCONTROL European Organisation for the Safety of Air Navigation 
F
  • FA Air Force
  • FANS Future Air Navigation System (ICAO) 
  • FAP Força Aérea Portuguesa 
  • FBA Functional Block of Airspace
  • FDE Flight Data Exchange 
  • FDP Flight plan Data Processing 
  • FEATS Future European Air Traffic System
  • FIR or RIV Flight Information Region
  • FIS Flight Information Service 
  • FL Flight Level 
  • FLT Flight 
  • FMP Flow Management Position
  • FMS Flight Management System 
  • FP or FPL Flight Plan
  • FPPS Flight Plan Processing System   
  • FREQ Frequency, frequent 
  • FUA Flexible Use of Airspace 
G
  • GLD Glider 
  • GMT Greenwich Mean Time (when not a figure of time)
  • GND Ground 
  • GNSS Global Navigation Satellites System 
  • GP Ladeira (system ILS)
  • GPS Global Position System(EUA)
  • GTS Global Telecommunications System 
H
  • H24 Continuous day and night service, Continuous operation, 24 hours 
  • HDG Heading 
  • HEL Helicopter 
  • HF High Frequency 
  • HJ Sunrise to sunset 
  • HLDG Holding
  • HS Service available during hours of scheduled operations
  • HZ Hertz (cycle per second) 
I  
  • IATA International Air Transport Association 
  • ICAA Associação Internacional de aeroportos Civis
  • ICAO ou OACI Organisation de l'Aviation Civile International  
  • IFALPA International Federation of airline Pilots Associations
  • IFATCA International Federation of Air Traffic Controllers Associations 
  • IFATSEA International Federation of Air Traffic Safety Electronic Associations 
  • IFPS Initial (or integrated) Flight Plan Processing System 
  • IFR Instrument Flight Rules  
  • ILS Instrument Landing System 
  • IMC Instrument Meteorological Conditions 
  • INAC Instituto Nacional da Aviação Civil (Portuguese Authority for Civil Aviation)
  • INFO Information
  • ISO International Standardisation Organisation
  • ITU International Telecommunications Union 
J
  • There are no expressions.
K
  • KHZ Kilohertz
  • KT or K Knots​ 
L
  • L or LOC Localizer 
  • LAT Latitude
  • LDA Landing Distance Available 
  • LF Low Frequency  
  • LOA Letter of Agreement 
  • LONG Longitude
  • LORAN Long Range Air Navigation system 
  • LVP Low Visibility Procedures 
M
  • MAN Maintenance
  • MAP Aeronautical maps and charts 
  • MB Milibars
  • METAR Meteorological aerodrome report or meteorological report
  • METEO Meteorology 
  • MF Medium Frequency 
  • MH Megahertz
  • MIL Military 
  • MIN Minute
  • MRDP Multi Radar Data Processing 
  • MSA Minimum Safe Altitude 
  • MSAW Minimum Safe Altitude Warning
  • MSG Message 
  • MSSR Monopulse Secondary Surveillance Radar
  • MTCD Medium Term Conflict Detection
N
  • NAT North Atlantic Region (ICAO)  
  • NATO or OTAN North Atlantic Treaty Organisation
  • NAV Navigation  
  • NAVAID Navigation AID 
  • NDB Non-directional radio beacon 
  • NIL None or I have nothing to send you 
  • NM Nautical mile (1,852 m)
  • NOF International NOTAM Office 
  • NOTAM Notice to airmen (a notice containing information concerning the establishment, condition or change in any aeronautical facility, service, procedure or hazard, the timely knowledge of which is essential to personnel concerned with flight operations) 
  • NXT Next 
O
  • O/R On Request 
  • OAC Oceanic Area Control 
  • OACC Oceanic Area Control Centre 
  • OAT Operational Air Traffic 
  • OBST Obstacle
  • OCA Obstacle Clearance Altitude 
  • OCH Obstacle Clearance Height    
  • OLDI On Line Data Interchange
  • OMM World Meteorological Organization
  • ONDA Office National Des Aéroports
  • OPC The control indicated is Operational Control 
  • OPMET Operational Meteorological data 
  • OPR Operator or operate or operative or operating or operational 
  • OPS Operations 
  • ORCAM Originating Region Code Assignment Method 
P
  • PANS Procedures for Air Navigation Services 
  • PAPI Precision Approach Path Indicator 
  • PAR Precision Approach Radar
  • PCN Pavement Classification Number 
  • PIB Plot information briefing 
  • PICAO Provisional International Civil Aviation Organisation 
  • PIRG Planning and Implementation of Regional Groups 
  • POB Persons On Board 
  • PR Primary radar 
  • PRNAV Precision RNAV 
  • PSR Primary Surveillance Radar  
Q
  • QSIG Standard for ATC Ground-Ground voice Communications
R
  • R/D Research and Development 
  • R/T Radio Transmission (telecommunication) or Radio telephony 
  • RAC Rules of the Air and Air Traffic Services 
  • RADAR Radio Detection And Ranging 
  • RADNET Radar Data Network 
  • RAN Regional Air Navigation 
  • RASC Regional Aeronautical information Services (AIS) Centre  
  • RCC Rescue Co-ordinating Centre 
  • RDO Radio
  • RDPS Radar Data Processing System  
  • RESA Runway End Safety Area 
  • RF Radio Frequency
  • RFL Requested Flight Level 
  • RG Range (lights) 
  • RH Human Resources Management 
  • RLRS Reduced Lateral Route Spacing 
  • RNG Radio range 
  • RSR En-Route Surveillance Radar 
  • RT Route table 
  • RV Rescue Vessel 
  • RVSM Reduced Vertical Separation Minimum    
  • RWY Runway 
S 
  • SADIS Satellite Distribution System for aeronautical information 
  • SAF Safety 
  • SAR Search And Rescue 
  • SARP Signal Automated Radar Processing (system)
  • SDV Real-time Simulator Development 
  • SELCAL Selective Calling system   
  • SID Standard Instrument Departure route 
  • SIGMET Information concerning en-route weather phenomena which may affect the safety of aircraft operations 
  • SITA Societé International de Telecommunications Aéronautiques  
  • SMGCS Surface Movement Guidance and Control System  
  • SS Sunset 
  • SSR Secondary Surveillance Radar
  • SST Supersonic transport 
  • STATFOR Statistics and Forecast 
  • STAR Standard instrument Arrival Route 
  • STCA Short Term Conflict Alert 
  • STOL Short Take Off and Landing 
  • STS Software Test Specification
  • SUPPS Regional supplementary procedures 
  • SUR Surveillance
  • SYSCO System Supported Coordination
T
  • TACAN UHF Tactical Air Navigation Aid 
  • TAF Terminal Aerodrome Forecast 
  • TAR Terminal Approach Radar 
  • TARFOL TF ECAC Task Force on Tariff Policy (including CRS) 
  • TAS True Air Speed
  • TAX Taxi ou taxiing
  • TCAS Traffic alert and Collision Avoidance System 
  • TCD Technical Control Desk   
  • TDZ Touchdown Zone 
  • TEL Telephone
  • TFC Traffic 
  • TFIL Telephone-Filled Flight Plan 
  • THR Threshold 
  • TMA Terminal Control Area or Terminal Area
  • TODA Take-Off Distance Available
  • TORA Take-Off Run Available 
  • TOS Traffic Orientation Scheme 
  • TRA Temporary reserved airspace 
  • TRM Team Resources Management
  • TWR Aerodrome control tower  
  • TWY Taxiway 
U
  • UAC Upper Area Control Centre  
  • UFN Until Further Notice 
  • UHF Ultra High Frequency 
  • UIR Upper flight Information Region  
  • UN United Nations
  • UNL Unlimited  
  • UT Universal Time
  • UTC Co-ordinated Universal Time 
V
  • VASIS Visual Approach Slop Indicator System 
  • VCCS Voice Communication Control System 
  • VCS Voice Communication System 
  • VFR Visual Flight Rules 
  • VHF Very High Frequency 
  • VIS Visual or visually
  • VLF Very Low Frequency 
  • VMC Visual Meteorological Conditions 
  • VOLMET Meteorological information for aircraft in flight (voice on-line MET info.) 
  • VOR VHF Omni directional radio range
  • VORTAC VOR and TACAN combination (radio-assisted) 
  • VSCS Voice Switching and Control System 
  • VSM Vertical Separation Minimum 
  • VTOL Vertical Take-Off and Landing
W
  • WATRS West Atlantic Route System 
  • WDI Wind Direction Indicator  
  • WGS World Geodetic System 
  • WIE With Immediate Effect or effective immediately 
  • WMO World Meteorological Organisation 
  • WX Weather 
X
  • X25 Standard Protocol in Telecommunications 
Y
  • Y2K Year 2000
Z
  • NÃO EXISTEM EXPRESSÕES.