Breadcrumb Home > Dictionary > Index A antineoplastic: Meaning and Definition of Find definitions for: an•ti•ne•o•plas•tic Pronunciation: (an"tē-nē"ō-plas'tik, an"tī-), [key] — Med., Pharm. Med.,Pharm. —adj. destroying, inhibiting, or preventing the growth or spread of neoplasms. —n. an antineoplastic substance. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: antineoplastic (Thesaurus) antimutagenic antineutrino TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: aspirant Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language