/ Dictionary / Index C collegiate institute: Meaning and Definition of Find definitions for: colle'giate in'stitute Pronunciation: [key] (in Canada) a fully accredited high school teaching academic subjects under the supervision of a provincial government. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. collegiate church collegium Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language