/ Dictionary / Index Q quadriphonics: Meaning and Definition of Find definitions for: quad•ri•phon•ics Pronunciation: (kwod"ru-fon'iks), [key] — n. (used with a sing. v.) quadraphony. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. quadriphonic quadriplegia Related Content Daily Word Quiz: fidelity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language