Breadcrumb Home > Dictionary > Index P presurmise: Meaning and Definition of Find definitions for: pre•sur•mise Pronunciation: (n.prē"sur-mīz', prē-sûr'mīzv.prē"sur-mīz'), [key] — n., v., -mised, -mis•ing. —n. a surmise previously formed. —v.t. to surmise beforehand. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. presuppurative presynaptic TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: obviate Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language