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Synonyms

enthusiastic

American  
[en-thoo-zee-as-tik] / ɛnˌθu ziˈæs tɪk /

adjective

  1. full of or characterized by enthusiasm; ardent.

    He seems very enthusiastic about his role in the play.

    Synonyms:
    impassioned, fervid, vehement, passionate, zealous, fervent, eager

enthusiastic British  
/ ɪnˌθjuːzɪˈæstɪk /

adjective

  1. filled with or motivated by enthusiasm; fanatical; keen

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of enthusiastic

First recorded in 1595–1605; from Greek enthousiastikós; see enthusiast ( def. ), -ic ( def. )

Explanation

Enthusiastic appreciation for something is more than just liking it — it's loving it. You're an enthusiastic fan of Italian food if you not only like it, you can't live without it. Enthusiastic's Greek origins paint a vivid picture of how an enthusiastic person got that way, as the word literally means "possessed by a god." You may recognize the "god" part of the word — theos, as in theology — "the study of God." If you're enthusiastic about working on your vocabulary words, you don't have to be reminded to do it — you can't wait.

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Vocabulary lists containing enthusiastic

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.

Some analysts also worry that investors have grown too enthusiastic, a signal that a selloff could be on the horizon.

From The Wall Street Journal • May 23, 2026

“He was incredibly enthusiastic, and he ended up writing an excellent campaign strategy paper for his final,” said Schnur, a former strategist for GOP candidates.

From Los Angeles Times • May 21, 2026

CEOs of quantum-related companies, on the other hand, are invariably enthusiastic.

From Barron's • May 21, 2026

Even Trump, an enthusiastic supporter of both the World Cup and Fifa president Gianni Infantino, has said he "wouldn't pay it either" when asked about the prices.

From BBC • May 15, 2026

The boys suspected their parents would not be enthusiastic about their paleontology purchases.

From "Millionaires for the Month" by Stacey McAnulty

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