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platinum

plat·i·num

platinum

 
pronunciation:
plae t nm [or] plaet nm
features:
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part of speech: noun
definition 1: 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)
definition 2: a light, metallic, slightly bluish gray color.
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  element, jewelry