/ Dictionary / Index P placate: Meaning and Definition of Find definitions for: pla•cate Pronunciation: (plā'kāt, plak'āt), [key] — -cat•ed, -cat•ing. to appease or pacify, esp. by concessions or conciliatory gestures: to placate an outraged citizenry. plac•ate Pronunciation: (plak'āt, -it), [key] — n. Armor. a piece of plate armor of the 15th to the 18th century protecting the lower part of the torso in front: used esp. as a reinforcement over a breastplate. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: placate (Thesaurus) placas placative Related Content Daily Word Quiz: fervor Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language