/ Dictionary / Index I incapacitant: Meaning and Definition of Find definitions for: in•ca•pac•i•tant Pronunciation: (in"ku-pas'i-tunt), [key] — n. something, as a chemical spray, that incapacitates an individual: to use incapacitants for riot control. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. incapable incapacitate Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language