drop altitude


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drop altitude

The altitude above mean sea level at which airdrop is executed. See also altitude; drop height.
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References in periodicals archive ?
The pilot was forced to drop altitude rapidly and then make an emergency landing in Manila.
The pilot was forced to drop altitude rapidly to 10,000ft as the cabin de-pressurised and then make an emergency landing in Manila.
Making the run-in over the heights surrounding the reservoir required a letdown to drop altitude without exceeding torpedo drop speed.