/ Dictionary / Index C coagulant: Meaning and Definition of Find definitions for: co•ag•u•lant Pronunciation: (kō-ag'yu-lunt), [key] — n. a substance that produces or aids coagulation. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: coagulant (Thesaurus) coagulable coagulate Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language