/ Dictionary / Index V vanadium steel: Meaning and Definition of Find definitions for: vana'dium steel' Pronunciation: [key] an alloy steel containing vanadium. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. vanadium pentoxide vanadous Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language