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calcium cyanide

American  

noun

Chemistry.

  1. a white or grayish-black compound, Ca(CN) 2, used as an insecticide and rodent poison.

Example Sentences

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Actually I have two versions of this; the older still lists insecticides banned years ago, including DDT, calcium cyanide and lead arsenate.

From Washington Post

Rat burrows are sprayed with calcium cyanide.

From Time Magazine Archive

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.