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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. 2017.
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Examples from the Web for strenuousness
Historical Examples
  • For all that I accomplished during this day, I believe myself indebted to the strenuousness and ardour of my resolutions.

    Arthur Mervyn Charles Brockden Brown
  • In each reader the strenuousness had taken a different form.

    Emmy Lou George Madden Martin
  • And the abode of the mighty would have been a House of Quiet, not the home of strenuousness.

    The Ifs of History Joseph Edgar Chamberlin
  • I know now that the speed and strenuousness of it was telling upon all of us.

    The Message Alec John Dawson
  • We may give to you some added strength and strenuousness; you may give to us some of the beauty of life.

  • The strain of the moment is felt in the strenuousness of the prophecy.

  • One can only characterise this as a very superfluity of strenuousness.

  • If it is defective, the defect all comes from some want of strenuousness as you went along.

    Stained Glass Work C. W. Whall
  • Inevitably, the sentiment becomes, at times, sentimental; and then strenuousness pushes it into a corner.

    The Hill Horace Annesley Vachell
  • Any lack of strenuousness about the Cretan Fair was amply atoned for.

    Julia Ward Howe Laura E. Richards
British Dictionary definitions for strenuousness


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 strenuousness



"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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