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Definition of fanatical
fanatical
/fəˈnæt.ɪ.kəl/
fa · nat · i · cal
Adverb:fanatically
fanatical Lexical Profile
CEFR
C1
Grade
9
Tier
2
Usage
Top 10k
Syllables
4
fanatical Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adjective
1
Filled with or motivated by excessive, uncritical, and single-minded zeal, especially for an extreme religious or political cause.
Example
"The movement was led by a small group of fanatical followers who refused to compromise on any of their demands."
2
Obsessively enthusiastic, devoted, or meticulous about a particular activity, interest, or standard.
Example
"The head chef is fanatical about kitchen hygiene and inspects every workstation before service begins."
Synonyms
View all synonyms for fanatical Antonyms
View all antonyms for fanatical• Rhymes for fanatical
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Word Origin & Etymology
Derived from the Latin 'fanaticus' (meaning 'mad', 'enthusiastic', or 'inspired by a deity'), which comes from 'fanum' ('temple' or 'shrine'), supplemented with the English adjectival suffix '-al'.
Cite this Entry
Wordmom. (2026). Definition of Fanatical. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/fanatical