/ Dictionary / Index Q quadrisect: Meaning and Definition of Find definitions for: quad•ri•sect Pronunciation: (kwod'ru-sekt"), [key] — v.t. to divide (something) into four equal parts. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. quadrireme quadrisyllable Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language