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Synonyms

ardor

American  
[ahr-der] / ˈɑr dər /
especially British, ardour

noun

  1. great warmth of feeling; fervor; passion.

    She spoke persuasively and with ardor.

    Synonyms:
    intensity, earnestness, spirit, fervency
  2. intense devotion, eagerness, or enthusiasm; zeal.

    his well-known ardor for Chinese art.

  3. burning heat.


Etymology

Origin of ardor

1350–1400; Middle English < Latin, equivalent to ārd ( ēre ) to burn + -or -or 1; replacing Middle English ardure < Old French ardur < Latin, as above; 17th century ardour < Anglo-French < Latin, as above

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

He policed brushback pitches with ardor and once called a night game for darkness when lighting malfunctions compromised visibility near home plate.

From The Wall Street Journal • Feb. 26, 2026

That hasn’t dimmed the ardor of rich Indian families for pre-IPO investment yet, Pasupuleti says.

From Barron's • Nov. 20, 2025

Van Patten and De Domenico plausibly capture that youthful ardor while making it obvious why their displays of affection translate poorly to local police officials unprepared to investigate a murder that quickly drew international scrutiny.

From Salon • Aug. 20, 2025

Despite her creeping cynicism toward politics and its appropriation of movie style, Didion hadn’t lost her ardor for film.

From Los Angeles Times • Mar. 10, 2025

Hamlet did not contend with me but loosened his embrace, and his ardor cooled like an ember when the wind ceases to blow.

From "Ophelia" by Lisa Klein