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carbanion

American

[kahr-ban-ahy-uhn, -on] / kɑrˈbænˌaɪ ən, -ɒn /

noun

an organic ion containing a negatively charged carbon atom (opposed to carbonium ion).

carbanion British

/ kɑːˈbænaɪən /

noun

chem a negatively charged organic ion in which most of the negative charge is localized on a carbon atom Compare carbonium ion

"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

Etymology

Origin of carbanion

First recorded in 1933; carb- + anion

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