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Word of the Day Wednesday, June 10, 2026

antiserum

/æntaɪˈsɝːrəm/ noun · British & US
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What does antiserum mean?

noun

A serum containing antibodies to a specific disease or toxin, used to treat or prevent infection. A serum that neutralizes or counteracts the effects of a toxin.

Example

"The doctor administered an antiserum to the patient to prevent the spread of the disease."

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

Synonyms for antiserum

Rhymes with antiserum

Etymologically related