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Word of the Day Tuesday, June 9, 2026

ester

/ˈɛstər/ noun · British & US
Valid in UKValid in US
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What does ester mean?

noun

A compound derived from an acid and an alcohol, typically having a sweet or fruity smell and taste. Esters are often used as fragrances and flavorings in perfumes, cosmetics, and food products.

Example

"The perfume contained a blend of floral esters that gave it a distinctive scent."

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

Synonyms for ester

Rhymes with ester

Etymologically related