/ Dictionary / Index D dourine: Meaning and Definition of Find definitions for: dou•rine Pronunciation: (doo-rēn'), [key] — n. Vet. Pathol. an infectious disease of horses, affecting the genitals and hind legs, caused by a protozoan parasite, Trypanosoma equiperdum. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. doura Douro Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language