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

Trzyna came up with the idea for the T-shirts, but all the artists have been enthusiastic about the project. —Janice Neumann, Chicago Tribune, 31 Mar. 2026

But let Stephen Adly Guirgis’s play introduce itself on its own terms, with its firm, enthusiastic handshake and garrulous demeanor (Guirgis has never been a playwright of few words), and the experience quickly endears itself. —Sara Holdren, Vulture, 31 Mar. 2026

Social media users were quick to fall in love with the dog’s enthusiastic efforts, sending the clip viral shortly after it was posted to TikTok. —Alyce Collins, MSNBC Newsweek, 30 Mar. 2026

This is a very enthusiastic yes to a very cordial invitation to visit you on set. —Natalie Oganesyan, Deadline, 29 Mar. 2026

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