/ Dictionary / Index C convulsant: Meaning and Definition of Find definitions for: con•vul•sant Pronunciation: (kun-vul'sunt), [key] — adj. causing convulsions; convulsive. —n. a convulsant agent. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. convoy convulse Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language