Definition of guanidine in English:

guanidine

Syllabification: guan·i·dine
Pronunciation: /ˈgwänəˌdēn
 
/

noun

Chemistry
  • A strongly basic crystalline compound, used in organic synthesis.
    • An imide derived from urea; chemical formula: HNC(NH2)2
    More example sentences
    • Although a molecule of guanidine contains only five hydrogen atoms, it can effectively store nine by extracting hydrogen from the water recovered from the exhaust.
    • However, experience with guanidine and biguanides prompted the development of metformin.
    • When guanidine hydrochloride is present these complexes dissociate into smaller units.

Origin

mid 19th century: from guano + -ide + -ine4.

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a powerful whirlpool in the sea

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