AIS Abbreviations

Take a look at our complete glossary of abbreviations used in AIS publications including NOTAM.


  • A: Amber
  • AAA: Amended Meteorological Message (or AAB, AAC etc)
  • A/A: Air-to-Air
  • AAR: Air to Air Refuelling
  • AARA: Air to Air Refuelling Aeras
  • ABM: Abeam
  • ABN: Aerodrome Beacon
  • ABT: About
  • ABV: Above
  • AC: Area Control