Pronunciation: (plā'kāt, plak'āt),[key] —v.t.,-cat•ed, -cat•ing. to appease or pacify, esp. by concessions or conciliatory gestures: to placate an outraged citizenry.
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. Also,placard,plac'cate,plackart.