/ Dictionary / Index N neoprene: Meaning and Definition of Find definitions for: ne•o•prene Pronunciation: (nē'u-prēn"), [key] — n. Chem. an oil-resistant synthetic rubber: used chiefly in paints, putties, linings for tanks and chemical apparatus, and in crepe soles for shoes. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: neoprene (Thesaurus) neopopulist Neoptolemus Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language