/ Dictionary / Index P predacious: Meaning and Definition of Find definitions for: pre•da•cious Pronunciation: (pri-dā'shus), [key] — adj. predatory; rapacious. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: predacious (Thesaurus) pred. predate Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language