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release altitude[ri′lēs ‚al·tə‚tüd]
Altitude of an aircraft above the ground at the time of release of bombs, rockets, missiles, tow targets, and so forth.
The altitude of an aircraft at the time of release of parachutists, bombs, rockets, missiles, etc. The release height refers to the height above the ground at which bombs or other stores are released. The release altitude of parachutists is typically given as above sea level.