/ Dictionary / Index Q quadrominium: Meaning and Definition of Find definitions for: quad•ro•min•i•um Pronunciation: (kwod"ru-min'ē-um), [key] — n. a building consisting of four individually owned apartments or living units. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. quadrivium quadroon Related Content Daily Word Quiz: ontiguous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language