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Word of the Day Tuesday, June 9, 2026

hydroxyl

/ˈhaɪdrɒksɪl/ noun · British & US
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What does hydroxyl mean?

noun

A functional group consisting of a hydroxyl group (-OH) attached to a carbon atom. It is a key component of many organic compounds.

Example

"The hydroxyl group is a crucial part of the structure of many biological molecules, including sugars and amino acids."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for hydroxyl

Rhymes with hydroxyl

Etymologically related