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Word of the Day Wednesday, June 10, 2026

surfactant

/ˈsɜːrfæktənt/ noun · British & US
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What does surfactant mean?

noun

A substance that reduces the surface tension of a liquid, often used in detergents and pharmaceuticals. It is a type of amphiphile that has both hydrophobic and hydrophilic properties.

Example

"The surfactant in the soap helped to reduce the surface tension of the water, making it easier to clean the surface."

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

Synonyms for surfactant

Antonyms of surfactant

Rhymes with surfactant

Etymologically related