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Word of the Day Wednesday, June 10, 2026

phylaxis

/fɪˈlæksɪs/ noun · British & US
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What does phylaxis mean?

noun

A protective or defensive measure, especially one taken to prevent the spread of disease. In biology, a phylaxis is a protective mechanism or structure.

Example

"The doctor recommended a phylaxis of antibiotics to prevent infection after surgery."

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

Etymologically related

Synonyms for phylaxis

Antonyms of phylaxis

Rhymes with phylaxis