/ Dictionary / Index V vulcanizate: Meaning and Definition of Find definitions for: vul•can•i•zate Pronunciation: (vul'ku-nu-zāt"), [key] — n. a vulcanized substance. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. vulcanite vulcanize Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language