ballistic area

ballistic area

[bə′lis·tik ‚er·ē·ə]
(ordnance)
Space lying between the centers of impact of two groups of shots, one consisting entirely of shots over the target and the other entirely of shots short of the target.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.