/ Dictionary / Index R Retrovir: Meaning and Definition of Find definitions for: Ret•ro•vir Pronunciation: (re'trō-vēr"), [key] — Pharm., Trademark. Pharm.,Trademark. the international brand name for azidothymidine. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: retrovir (Thesaurus) retroversion retrovirus Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language