carboxyl

noun

car·​box·​yl kär-ˈbäk-səl How to pronounce carboxyl (audio)
: a monovalent functional group or radical −COOH typical of organic acids

called also carboxyl group

carboxylic adjective

Examples of carboxyl in a Sentence

Recent Examples on the Web Between these groups are alpha carbons, which are bonded to both the amino and carboxyl groups, as well as a carbon atom. Amber Smith, Discover Magazine, 16 Nov. 2022 Amino acids are made up of an amino group and a carboxyl group. Amber Smith, Discover Magazine, 16 Nov. 2022

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'carboxyl.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

International Scientific Vocabulary

First Known Use

1869, in the meaning defined above

Time Traveler
The first known use of carboxyl was in 1869

Dictionary Entries Near carboxyl

Cite this Entry

“Carboxyl.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/carboxyl. Accessed 4 Oct. 2024.

Medical Definition

carboxyl

noun
car·​box·​yl kär-ˈbäk-səl How to pronounce carboxyl (audio)
: a monovalent group −COOH typical of organic acids

called also carboxyl group

carboxylic adjective
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