/ Dictionary / Index S supr.: Meaning and Definition of Find definitions for: supr. Pronunciation: [key] superior. supreme. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. suppurative supra Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language