/ Dictionary / Index D doxorubicin: Meaning and Definition of Find definitions for: dox•o•ru•bi•cin Pronunciation: (dok"su-r'bu-sin), [key] — n. Pharm. a cytotoxic antibiotic, CHNO, derived from a variety of the bacterium Streptomyces peucetius and used in the treatment of sarcoma, malignant lymphoma, acute leukemia, and other cancers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: doxorubicin (Thesaurus) doxology doxy Related Content Daily Word Quiz: soporific Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language