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Word of the Day Tuesday, June 9, 2026

fanaticism

/fænætɪsɪzəm/ noun · British & US
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What does fanaticism mean?

noun

Excessive enthusiasm or zeal, especially for a particular cause or activity. A strong and unreasonable enthusiasm for something.

Example

"The politician's fanaticism for environmental protection led her to propose radical changes to the country's energy policy."

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

Synonyms for fanaticism

Antonyms of fanaticism

Rhymes with fanaticism

Etymologically related