TRANSPORT|air and space transport|air transport
- MDA Reference Faomhadh an téarma seo mar chuid de Thionscadal Lex
- ga
- MDA | minimum descent altitude
- en
- Definition specified altitude or height, referenced to mean sea level, in a non-precision approach or circling approach below which descent must not be made without the required visual reference Reference COM-EN, based on:International Civil Aviation Organization. International Civil Aviation Vocabulary. CD-ROM edition. Doc 9713 - Second Edition. ICAO, Montreal 2002.
- Comment Although the terms minimum descent height (MDH) [ IATE:29534 ] and minimum descent altitude (MDA) are often used interchangeably, please note that MDH is referenced to the aerodrome elevation or to the threshold elevation, whereas MDA is referenced to mean sea level.
- altitude minimum de descente
- fr
- Definition altitude la plus basse jusqu'à laquelle la descente est autorisée, dans les approches qui ne sont pas de précision, tant que le contact visuel nécessaire n'a pas été établi Reference Glossaire OTAN de termes et définitions,1984