enthusiastic

adjective

en·​thu·​si·​as·​tic in-ˌthü-zē-ˈa-stik 

en-

also -ˌthyü-

: filled with or marked by enthusiasm

enthusiastic supporters

an enthusiastic recommendation

enthusiastically

in-ˌthü-zē-ˈa-sti-k(ə-)lē 

en-

also -ˌthyü-

adverb

Synonyms of enthusiastic

• excited
• avid
• eager
• ardent
• anxious
• keen

Examples of enthusiastic in a Sentence

They were enthusiastic supporters of the president.

I'm not wildly enthusiastic about your latest idea.

She received an enthusiastic welcome.

Recent Examples on the Web

Fiscal watchdogs are not enthusiastic. —David Lightman, Sacbee.com, 14 Nov. 2025

As an early and enthusiastic supporter of Zohran Mamdani, Piker played a key role in helping catapult the New York mayoral candidate to Gracie Mansion by spreading the Democrat’s socialist message to his legion of fans. —Tatiana Siegel, Variety, 13 Nov. 2025

But on the post-earnings call, management sounded enthusiastic about the reception. —Zev Fima, CNBC, 13 Nov. 2025

Having so many Boiseans enthusiastic about the plan makes the entire process taste that much sweeter. —Michael Deeds, Idaho Statesman, 11 Nov. 2025

Word History

Etymology

borrowed from New Latin & Greek; New Latin enthūsiasticus, borrowed from Greek enthousiastikós "inspired, excited," from enthousiastḗs "person inspired by a god" + -ikos -ic entry 1 — more at enthusiast

First Known Use

1603, in the meaning defined above

Rhymes for enthusiastic

• aeroelastic
• ecclesiastic
• elastoplastic
• iconoclastic
• interscholastic
• megaloblastic
• osteoblastic
• photoelastic
• thermoelastic
• viscoelastic
• anaplastic
• bioclastic

Kids Definition

enthusiastic

adjective

en·​thu·​si·​as·​tic in-ˌth(y)ü-zē-ˈas-tik 

: filled with or marked by enthusiasm

an enthusiastic welcome

enthusiastically

-ti-k(ə-)lē 

adverb