/ Dictionary / Index D deterrent: Meaning and Definition of Find definitions for: de•ter•rent Pronunciation: (di-tûr'unt, -tur'-, -ter'-), [key] — adj. serving or tending to deter. —n. something that deters: a deterrent to crime. military strength or an ability to defend a country or retaliate strongly enough to deter an enemy from attacking. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: deterrent (Thesaurus) deterrence detersive Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language