- 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
SynonymsSee more synonyms on Thesaurus.com
Examples from the Web for strenuous
Endorphins are released during sex, just as they are during a strenuous workout.People Who Have Had Rebound Sex Tell Us Why It Is Awesome
January 31, 2014
But a glitch has the video stuck in permaload mode and my patience is running thin after that strenuous hour of “math”.I Took The One ‘Hour Of Code’ Challenge
December 12, 2013
She saw women carrying firewood, and how long it took, how strenuous, and the effect it was having on their health.Luci: A Revolutionary Solar-Powered Lantern That Shines a Light on Poverty
Janine di Giovanni
May 26, 2013
Strenuous scenes can take a toll on the body over time, thus limiting a career to a certain number of years.Blood, Sweat and Sex: My Hard Life in Porn
March 18, 2013
The first President Roosevelt, the old rough rider, advocated the strenuous life.David McCullough at Wellesley Commencement: ‘You Are Not Special’ (Video)
The Daily Beast
June 9, 2012
Yours must be the spirit of the times, strenuous, complex, democratic.
Some say, idly, that religion is losing her hold in these strenuous days.
This became too strenuous for him, however, and the line was jerked out of his hands.The Long Labrador Trail
I had never dreamed before how strenuous men's lives could be.The Harbor
Among the most strenuous objectors to the proposal was Queen Victoria.
- requiring or involving the use of great energy or effort
- characterized by great activity, effort, or endeavour
Word Origin and History for strenuous
"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.