Acronyms

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  • AGL: Above ground level
  • ATC: Air traffic control
  • ATIS: Automatic terminal information service
  • ASL: Above sea level
  • AWOS: Automated weather observing system
  • BPOC: Before proceeding on course
  • CAR: Canadian aviation regulations
  • CFIT: Controlled flight into terrain ("cumulogranite"). Wikipedia
  • CFR: Code of Federal Regulations (Title 14 governs aviation)
  • CVR: Cockpit voice recorder
  • FADEC: Fully-automatic digital engine control
  • FDR: Flight data recorder
  • FMS: Flight management system
  • IFR: Instrument flight rules
  • ILS: Instrument landing system
  • IMC: Instrument meteorological conditions
  • LDA: Landing distance available
  • LDR: Landing distance required
  • MCA: Minimum crossing altitude
  • MEA: Minimum en-route altitude
  • METAR: Meteorological aviation report
  • MOCA: Minimum obstruction clearing altitude
  • MTOW: Maximum take-off weight
  • MVA: Minimum vectoring altitude. (Usually only relevant and available to controllers)
  • NDB: Non-directional beacon. (Confusingly named: one can determine the bearing between you and the beacon.)
  • PAPI: Precision approach path indicator
  • PAX: Passenger ("PAX seats")
  • PF: Pilot flying
  • PNF: Pilot not flying
  • POH: Pilot's operating handbook
  • SID: Standard instrument departure
  • SOP: Standard operating procedure
  • TAF: Terminal area forecast
  • TODA: Take-off distance available
  • RWY: Runway
  • VASIS: Visual approach slope indicator
  • VFR: Visual flight rules
  • VMC: Visual meteorological conditions
  • VOR: VHF omnidirectional range
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