stren·​u·​ous | \ ˈstren-yə-wəs How to pronounce strenuous (audio) \

Definition of strenuous

1a : vigorously active : energetic
b : fervent, zealous his most strenuous supporters
2 : marked by or calling for energy or stamina : arduous a strenuous hike

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Other Words from strenuous

strenuosity \ ˌstren-​yə-​ˈwä-​sə-​tē How to pronounce strenuosity (audio) \ noun
strenuously \ ˈstren-​yə-​wəs-​lē How to pronounce strenuously (audio) \ adverb
strenuousness noun

Choose the Right Synonym for strenuous

vigorous, energetic, strenuous, lusty, nervous mean having or showing great vitality and force. vigorous further implies showing no signs of depletion or diminishing of freshness or robustness. as vigorous as a youth half his age energetic suggests a capacity for intense activity. an energetic campaigner strenuous suggests a preference for coping with the arduous or the challenging. the strenuous life on an oil rig lusty implies exuberant energy and capacity for enjoyment. a lusty appetite for life nervous suggests especially the forcibleness and sustained effectiveness resulting from mental vigor. full of nervous energy

Examples of strenuous in a Sentence

Avoid all strenuous exercise until the sprain heals. Today has been a very strenuous day. The proposal has faced strenuous opposition.
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Recent Examples on the Web

Reschedule strenuous outside activities to the morning or evening. Andrea Perez Balderrama, Detroit Free Press, "Heat index to hit 107 degrees in Detroit; excessive heat warning remains in effect," 19 July 2019 When possible, reschedule strenuous activities to early morning or evening. Emily Sweeney,, "Forecasters warn Saturday and Sunday will be ‘major scorchers’," 19 July 2019 Montgomery County urged the public to avoid strenuous activities and overexposure to the sun. Washington Post, "As the mercury rises, area residents seek water and places to stay cool," 18 July 2019 These high heat indexes particularly affect the elderly, children, pets, those without air conditioning and those doing strenuous activities outdoors. Andrew Clark, Indianapolis Star, "Here's why it's so miserable outside — and when things will cool down," 18 July 2019 The very young, the elderly, those without air conditioning and those participating in strenuous outdoor activities will be the most susceptible, the weather service warns. Ben Tobin, The Courier-Journal, "Deadly heat is descending on Louisville. Here's what you need to know," 18 July 2019 The National Weather Service warns that the very young, the elderly, those without air conditioning and those participating in strenuous outdoor activities are the most susceptible to dangerous heat stress or heat stroke. Editors, USA TODAY, "'El Chapo' sentencing, Puerto Rico protests, NFL training camps: 5 things to know Wednesday," 17 July 2019 On excessively hot days, residents are asked to avoid strenuous activity, stay hydrated and stay inside whenever possible. Steve Schering,, "Heat wave triggers warnings to stay cool, hydrate; Oak Park is opening cooling center," 16 July 2019 In hot weather, people participating in strenuous activities can suffer heatstroke in less than an hour, according to MedStar. Jesus Jimenez, Dallas News, "Dallas-Fort Worth will flirt with 100 degrees this week, but the worst is probably yet to come," 8 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'strenuous.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of strenuous

1599, in the meaning defined at sense 1a

History and Etymology for strenuous

Latin strenuus

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Statistics for strenuous

Last Updated

22 Jul 2019

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Time Traveler for strenuous

The first known use of strenuous was in 1599

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English Language Learners Definition of strenuous

: requiring or showing great energy and effort


stren·​u·​ous | \ ˈstren-yə-wəs How to pronounce strenuous (audio) \

Kids Definition of strenuous

1 : showing or requiring much energy and effort a strenuous climb
2 : very active : energetic He leads a strenuous life.

Other Words from strenuous

strenuously adverb

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Comments on strenuous

What made you want to look up strenuous? Please tell us where you read or heard it (including the quote, if possible).


to complain fretfully

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