Aviation abbreviation
TNA
- ICAO
turn altitude
TNA stands for “turn altitude” (ICAO usage). Got a NOTAM full of contractions? Paste it into the decoder.
Related abbreviations
Source: FAA Order JO 7340.2 Contractions. Not for operational use.
Aviation abbreviation
turn altitude
TNA stands for “turn altitude” (ICAO usage). Got a NOTAM full of contractions? Paste it into the decoder.
Source: FAA Order JO 7340.2 Contractions. Not for operational use.