/ Dictionary / Index C chemotherapy: Meaning and Definition of Find definitions for: che•mo•ther•a•py Pronunciation: (kē"mō-ther'u-pē, kem"ō-), [key] — n. Med. the treatment of disease by means of chemicals that have a specific toxic effect upon the disease-producing microorganisms or that selectively destroy cancerous tissue. Cf. pharmacotherapy. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: chemotherapy (Thesaurus) chemotherapeutics chemotroph Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language