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Word of the Day Wednesday, June 10, 2026

sequestrant

/ˈskwɛstriːnt/ noun · British & US
Valid in UK
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What does sequestrant mean?

noun

A substance that prevents the oxidation of another substance, especially by removing oxygen. A person or thing that sequesters or separates something.

Example

"The sequestrant in the wine prevented it from turning brown."

Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.

Etymologically related

Synonyms for sequestrant

Antonyms of sequestrant

Rhymes with sequestrant