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platinous of or containing bivalent platinum.
platinum a chemical element that has seventy-eight protons in each nucleus and that occurs in pure form as a dense, highly malleable, lustrous silvery white solid metal, used as a catalyst, in a variety of alloys, and in making jewelry. (symbol: Pt) [2 definitions]
platinum blonde a person with light, silvery blonde hair. [2 definitions]
platitude an overused, dull, or trivial remark; hackneyed expression; cliché. [2 definitions]
platitudinize to use platitudes in speaking or writing.
Plato a Greek philosopher (427?-347? B.C.).
Platonic of, pertaining to, or resembling Plato or his philosophy. [2 definitions]
Platonism the philosophy of Plato or his followers, esp. the doctrines of idealism.
platoon a military unit of two or more squads or sections, usu. commanded by a lieutenant and having its own headquarters. [6 definitions]
platoon sergeant in the U.S. Army, the senior noncommissioned officer in a platoon.
Plattdeutsch the informal German dialect spoken in northern Germany; Low German.
platter a large shallow dish used for serving food. [3 definitions]
platy1 occurring in layers, flakes, plates, or slabs, as certain rocks, soils, or mineral deposits.
platy2 any of several brightly colored, small freshwater fishes of Mexico and Central America that are often kept in aquariums.
platy- broad; flat.
platyhelminth any of various worms, such as the planarians, tapeworms, and liver flukes, having flattened and soft, unsegmented bodies; flatworm.
platypus an egg-laying mammal of Australia and Tasmania that has webbed feet for swimming, a broad, horny bill like that of a duck, and a long, flat tail, and that lives in and near water.
plaudit (often pl.) an enthusiastic show of approval, such as a round of applause or a very favorable review.
plausible seeming to be true or reasonable; credible. [2 definitions]
play a composition written for the stage; drama. [22 definitions]
playa the flat floor of a usu. dry desert lake. [2 definitions]