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[stren-yoo-uh s] /ˈstrɛn yu əs/
characterized by vigorous exertion, as action, efforts, life, etc.:
a strenuous afternoon of hunting.
demanding or requiring vigorous exertion; laborious:
To think deeply is a strenuous task.
vigorous, energetic, or zealously active:
a strenuous person; a strenuous intellect.
Origin of strenuous
1590-1600; < Latin strēnuus; see -ous
Related forms
strenuously, adverb
strenuousness, strenuosity
[stren-yoo-os-i-tee] /ˌstrɛn yuˈɒs ɪ ti/ (Show IPA),
quasi-strenuous, adjective
quasi-strenuously, adverb
superstrenuous, adjective
superstrenuously, adverb
superstrenuousness, noun
unstrenuous, adjective
unstrenuously, adverb
unstrenuousness, noun
3. forceful.
2. easy.
Synonym Study
3. See active. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for strenuosity
Historical Examples
  • They laughed at her strenuosity and good spirits and the coffee was served.

    The Brand

    Therese Broderick
  • Atween times, we must rest and relax, and repair the waste that strenuosity makes.

    Think Col. Wm. C. Hunter
  • And his lazy acquiescence in life was peaceful and inviting to my own strenuosity.

    The Heart's Kingdom

    Maria Thompson Daviess
  • And that night their friendly hearts would have ached if they had been able to get a vision of his strenuosity.

    Blue-grass and Broadway Maria Thompson Daviess
  • The building is rather modern in appearance, suggesting comfort rather than strenuosity.

    The New York and Albany Post Road Charles Gilbert Hine
  • The world began again--polished manners and social order gave place to strenuosity and individualism.

    Women of Early Christianity Alfred Brittain
  • Roosevelt had the same characteristic but he displayed it with much more animation and strenuosity.

    An African Adventure Isaac F. Marcosson
  • Next morning an atmosphere of getting on and strenuosity generally prevailed throughout the vicarage.

    Marriage H. G. Wells
  • He put a curb on strenuosity; started to study the French temperament; he began to see why he had not succeeded.

    The War After the War Isaac Frederick Marcosson
  • Atween times we must rest, relax and recuperate the waste that strenuosity makes.

    Evening Round Up

    William Crosbie Hunter
British Dictionary definitions for strenuosity


requiring or involving the use of great energy or effort
characterized by great activity, effort, or endeavour
Derived Forms
strenuosity (ˌstrɛnjʊˈɒsɪtɪ), strenuousness, noun
strenuously, adverb
Word Origin
C16: from Latin strēnuus brisk, vigorous
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 strenuosity



"characterized by great effort," 1590s, from Latin strenuus "active, vigorous, keen." Probably cognate with Greek strenes, strenos "keen, strong," strenos "arrogance, eager desire," Old English stierne "hard, severe, keen" (see stern (adj.)). Mocked by Ben Jonson as a pedantic neologism in "Poetaster" (1601). Sense of "requiring much energy" is first recorded 1670s. Related: Strenuously; strenuousness.

Online Etymology Dictionary, © 2010 Douglas Harper
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