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[en-thoo-zee-as-tik] /ɛnˌθu ziˈæs tɪk/
full of or characterized by enthusiasm; ardent:
He seems very enthusiastic about his role in the play.
Origin of enthusiastic
From the Greek word enthousiastikós, dating back to 1595-1605. See enthusiast, -ic
Related forms
enthusiastically, adverb
antienthusiastic, adjective
antienthusiastically, adverb
hyperenthusiastic, adjective
hyperenthusiastically, adverb
nonenthusiastic, adjective
nonenthusiastically, adverb
overenthusiastic, adjective
overenthusiastically, adverb
pseudoenthusiastic, adjective
pseudoenthusiastically, adverb
quasi-enthusiastic, adjective
quasi-enthusiastically, adverb
unenthusiastic, adjective
unenthusiastically, adverb
eager, fervent, zealous, passionate, vehement, fervid, impassioned. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for unenthusiastic
Contemporary Examples
Historical Examples
  • The performance was in every sense unexciting; the audience meagre and unenthusiastic.

    Scaramouche Rafael Sabatini
  • And with this unenthusiastic assent Frederik was forced to be satisfied.

  • In order to deserve that title he must be timid and unenthusiastic.

    The Gorilla Hunters R.M. Ballantyne
  • He was the same modest, anti-sensational, unenthusiastic being that he is now.

    Our Standard-Bearer Oliver Optic
  • In the buzz and hum of its flywheel, Perry got a damp and unenthusiastic handshake.


    Cory Doctorow
  • And then he stopped, having caught Val's unenthusiastic glance.

    The Open Question Elizabeth Robins
  • "Nothing that boils interests me in the least," was the unenthusiastic reply.

    The Bachelors William Dana Orcutt
British Dictionary definitions for unenthusiastic


lacking in enthusiasm


filled with or motivated by enthusiasm; fanatical; keen
Derived Forms
enthusiastically, adverb
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
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Word Origin and History for unenthusiastic

1805, from un- (1) "not" + enthusiastic. Related: Unenthusiastically.



c.1600, "pertaining to possession by a deity," from Greek enthousiastikos "inspired," from enthousiazein (see enthusiasm). Meaning "pertaining to irrational delusion in religion" is from 1690s. The main modern sense, in reference to feelings or persons, "intensely eager, rapturous," is from late 18c. Related: Enthusiastically.

Online Etymology Dictionary, © 2010 Douglas Harper
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