carboxyl
noun
car·box·yl
kär-ˈbäk-səl 
: a monovalent functional group or radical −COOH typical of organic acids
called also carboxyl group
Examples of carboxyl in a Sentence
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Amino acids are made up of an amino group and a carboxyl group.
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Amber Smith, Discover Magazine, 16 Nov. 2022
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Amber Smith, Discover Magazine, 16 Nov. 2022
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“Carboxyl.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/carboxyl. Accessed 31 Oct. 2025.
Copy CitationMedical Definition
carboxyl
noun
car·box·yl
kär-ˈbäk-səl
: a monovalent group −COOH typical of organic acids
called also carboxyl group
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