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guanidine

[gwan-i-deen, -din, gwah-ni-] /ˈgwæn ɪˌdin, -dɪn, ˈgwɑ nɪ-/
noun, Chemistry.
1.
a colorless, crystalline, strongly alkaline, water-soluble solid, CH 5 N 3 , used chiefly in the manufacture of plastics, resins, rubber accelerators, and explosives.
Also called carbamidine, iminourea.
Origin of guanidine
1860-1865
First recorded in 1860-65; guan(o) + -id3 + -ine2
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Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for guanidine

guanidine

/ˈɡwɑːnɪˌdiːn; -dɪn; ˈɡwænɪ-/
noun
1.
a strongly alkaline crystalline substance, soluble in water and found in plant and animal tissues. It is used in organic synthesis. Formula: HNC(NH2)2 Also called carbamidine, iminourea
Word Origin
C19: from guano + -id³ + -ine²
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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