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cuprous cyanide

American  

noun

  1. a creamy-white, highly poisonous, water-insoluble powder, CuCN, used chiefly in electroplating and in organic synthesis.

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

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