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platinum black
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noun Chemistry.
a black powder consisting of very finely divided metallic platinum, used as a catalyst, especially in organic synthesis.
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Origin of platinum black
First recorded in 1850–55
Words nearby platinum black
platinoid, Platinol, platinotype, platinous, platinum, platinum black, platinum-blond, platinum blonde, platinum disc, platinum metal, platitude
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How to use platinum black in a sentence
British Dictionary definitions for platinum black
platinum black
noun
chem a black powder consisting of very finely divided platinum metal. It is used as a catalyst, esp in hydrogenation reactions
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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