/ Dictionary / Index A antiballistic: Meaning and Definition of Find definitions for: an•ti•bal•lis•tic Pronunciation: (an"tē-bu-lis'tik, an"tī-), [key] — adj. Mil. designed to detect, intercept, or destroy ballistic missiles: an antiballistic missile. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. antibacterial Antiballistic Missile Treaty Related Content Daily Word Quiz: magnanimous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language