/ Dictionary / Index C coital exanthema: Meaning and Definition of Find definitions for: co'ital exanthe'ma Pronunciation: [key] — Vet. Pathol. Vet. Pathol. a common venereal disease affecting horses and cattle, caused by a virus and characterized by the appearance of pustules on the mucous membranes of the genital organs and neighboring skin. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. coistrel coition Related Content Daily Word Quiz: reiterate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language