/ Dictionary / Index P prerequisite: Meaning and Definition of Find definitions for: pre•req•ui•site Pronunciation: (pri-rek'wu-zit, prē-), [key] — adj. required beforehand: a prerequisite fund of knowledge. —n. something prerequisite: A visa is still a prerequisite for travel in many countries. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: prerequisite (Thesaurus) prerelease prerogative Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language