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area minimum altitudes
transp., avia., tech.	altitudes minimales de zone
area minimum altitude
avia., Canada	altitude minimale de zone (This term replaced the term geographic area safe altitude (GASA) on April 18, 2002)
English thesaurus
area minimum altitude
avia., Canada	The lowest altitude that may be used under instrument meteorological conditions IMC that will provide a minimum vertical clearance of 1000 ft or, in a designated mountainous region, 2000 ft, rounded up to the next 10O-ft increment, under conditions of standard temperature and pressure, above all obstacles located in the area specified. • abbreviation : AMA