fanatic.
Fanatical.
Meaning & usage
Fanatical.
Showing evidence of possession by a god or demon; frenzied, overzealous.
Where this word comes from
First attested in 1525. Learned borrowing from Latin fānāticus (“of a temple, divinely inspired, frenzied”), from fānum (“temple”). Influenced by French fanatique.
A person who is zealously enthusiastic for some cause.
A zealot can't change his mind. A fanatic can't change his mind and won't change the subject. —Winston Churchill (attributed)
A fanatic is one who redoubles his effort when he has forgotten his aim. —George Santayana
Where this word comes from
First attested in 1525. Learned borrowing from Latin fānāticus (“of a temple, divinely inspired, frenzied”), from fānum (“temple”). Influenced by French fanatique.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.