fanatical Definition

filled with excessive and single-minded zeal, especially for an extreme religious or political cause.

Using fanatical: Examples

Take a moment to familiarize yourself with how "fanatical" can be used in various situations through the following examples!

  • Example

    He was a fanatical supporter of the team.

  • Example

    She had a fanatical devotion to her religion.

  • Example

    The group was known for its fanatical beliefs.

fanatical Synonyms and Antonyms

Synonyms for fanatical

Antonyms for fanatical

Phrases with fanatical

  • having an extreme and obsessive interest in something


    She's fanatical about keeping her house clean.

  • an extreme and unwavering commitment to a person, cause, or belief


    His fanatical devotion to his leader was concerning to many people.

  • behavior that is characterized by extreme and obsessive zeal


    The cult's fanatical behavior was a cause for concern among law enforcement officials.


Summary: fanatical in Brief

The term 'fanatical' [fəˈnatɪkl] describes someone who is excessively and single-mindedly zealous, often for an extreme religious or political cause. It can be used to describe someone who has an obsessive interest in something, as in 'She's fanatical about keeping her house clean.' 'Fanatical' is often associated with negative connotations and can be formalized as 'zealous' or 'enthusiastic.'