Minimum Descent Altitude

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Term Minimum Descent Altitude
Status


Mandatory for


Contexts


Categories
Synonyms


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Broader term


Narrower term


Abbreviation

MDA

Definition

A specified minimum altitude in reference to Mean Sea Level (MSL) in a non-precision approach or circling approach below which descent must not be made without the required visual reference.

Definition Source

Aeronautical Information Feature Data Dictionary (AIFDD)

Note