/ Dictionary / Index P prehuman: Meaning and Definition of Find definitions for: pre•hu•man Pronunciation: (prē-hy'mun or, often, -y'-), [key] — adj. preceding the appearance or existence of human beings: the prehuman ages. of or pertaining to a human prototype. —n. a prehuman animal. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. prehominid preignition Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language