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minimum sector altitude
avia., Canada The lowest altitude that will provide a minimum clearance of 1000 ft under conditions of standard temperature and pressure above all objects located in an area contained within a sector of a circle with a 25 NM radius centred on a radio aid to navigation or a specified point
Minimum Sector Altitude
aeron., abbr. MSA
minimum: 3 phrases in 3 subjects
Education1
International trade1
United States1