/ Dictionary / Index A Aureomycin: Meaning and Definition of Find definitions for: Au•re•o•my•cin Pronunciation: (ôr"ē-ō-mī'sin), [key] — Pharm., Trademark. Pharm.,Trademark. a brand of chlortetracycline. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: aureomycin (Thesaurus) aureolin aureus 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