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Word of the Day Tuesday, June 9, 2026

autoimmune

/ˌɔːtəʊˈaɪmjuːn/ adjective · British & US
Valid in UKValid in US
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What does autoimmune mean?

adjective

Relating to or caused by the body's immune system attacking its own cells or tissues.

Example

"The patient's autoimmune disorder made it difficult to manage her symptoms."

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

Etymologically related

Synonyms for autoimmune

Antonyms of autoimmune

Rhymes with autoimmune