/ Dictionary / Index P predatism: Meaning and Definition of Find definitions for: pre•dat•ism Pronunciation: (pri-dā'tiz-um, pred'u-tiz"um), [key] — n. the state of living as a predator or by predation. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. predation pressure predator Related Content Daily Word Quiz: lyceum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language