Aviation abbreviation

A

absolute (temperature)
Weather
Alaskan Standard Time (time groups only)
Weather
Amber
General
arctic (air mass)
Weather

A has 4 meanings; the right one depends on context. A weather report, a NOTAM or an ATC clearance. Got a NOTAM full of contractions? Paste it into the decoder.

Related abbreviations

A-GEAR A/A A/C A/G A/H AAC AAD AADC AAF AAITVL AAL AAP

Source: FAA Order JO 7340.2 Contractions. Not for operational use.