/ Dictionary / Index A antifriction: Meaning and Definition of Find definitions for: an•ti•fric•tion Pronunciation: (an"tē-frik'shun, an"tī-), [key] — n. something that prevents or reduces friction; lubricant. —adj. tending to prevent or reduce friction. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. antifreeze antifriction alloy Related Content Daily Word Quiz: deleterious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language