/ Dictionary / Index A antiresonance: Meaning and Definition of Find definitions for: an•ti•res•o•nance Pronunciation: (an"tē-rez'u-nuns, an"tī-), [key] — n. Physics. a phenomenon in an electric, acoustic, or other such system in which the impedance is tending to infinity. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. antirent antiroll bar Related Content Daily Word Quiz: feline Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language