differential ballistic wind
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differential ballistic wind
[‚dif·ə′ren·chəl bə′lis·tik ′wind] (ordnance)
In bombing, a hypothetical wind equal to the difference in velocity between the ballistic wind and the actual wind at release altitude.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.