Aviation abbreviation

MACH

MACH stands for “MACH Number (speed ratio to speed of sound)” (ATC usage). Got a NOTAM full of contractions? Paste it into the decoder.

Related abbreviations

MAMAAMACMACKAYMACVFRMAFAPMAGMAGSIMAINTMALMALSMALSF

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