rigorous

adjective
rig·​or·​ous | \ˈri-g(ə-)rəs \

Definition of rigorous 

1 : manifesting, exercising, or favoring rigor : very strict

2a : marked by extremes of temperature or climate

b : harsh, severe

3 : scrupulously accurate : precise

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Other Words from rigorous

rigorously adverb
rigorousness noun

Choose the Right Synonym for rigorous

rigid, rigorous, strict, stringent mean extremely severe or stern. rigid implies uncompromising inflexibility. rigid rules of conduct rigorous implies the imposition of hardship and difficulty. the rigorous training of recruits strict emphasizes undeviating conformity to rules, standards, or requirements. strict enforcement of the law stringent suggests severe, tight restriction or limitation. stringent standards of admission

Examples of rigorous in a Sentence

rigorous enforcement of the rules a rigorous course of study We subjected the data to a rigorous analysis.
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Recent Examples on the Web

That means respecting and sharing the long history of the practices, and teaching them in a rigorous way. Eliza Barclay, Vox, "The growth of yoga and meditation in the US since 2012 is remarkable," 11 Nov. 2018 But the rigorous discussion inspired by my article—especially on Facebook—clarified a few things. Megan Barber, Curbed, "RV toilets: 5 alternatives to a full bathroom in your camper," 9 Nov. 2018 In 2008, Ravussin and collaborators put together the first rigorous clinical human trial of CR, called Calerie. Mark Barna, Discover Magazine, "Not So Fast," 24 Sep. 2018 The year after, Apple removed the headphone jack and released the AirPods, kicking off a rigorous debate about forcing the industry toward Apple’s wireless vision for the future. Nick Statt, The Verge, "The Apple Watch stole the show from this year’s new iPhones," 15 Sep. 2018 Getting divorced while young forced me to look at myself and my life with a rigorous scrutiny I never would have employed had things continued along as usual. Jackie Bryant, Harper's BAZAAR, "Saying Goodbye to Your Future, Along with Your Marriage," 4 Sep. 2018 In the novel’s second half, Moshfegh’s tighter formal approach parallel’s the narrator’s more rigorous sleep schedule. Walton Muyumba, latimes.com, "Detachment and dreaming in 'My Year of Rest and Relaxation' by Ottessa Moshfegh," 12 July 2018 But many of these audits aren’t structured to detect a tabulation software flaw, or aren’t rigorous enough to uncover a deliberate hack, experts say. Warren Richey, The Christian Science Monitor, "Ahead of midterms, states scrambling to fend off cyberattacks," 3 July 2018 Boeing's cyber-security measures have been subjected to rigorous testing, including through the FAA's certification process, and our airplanes meet or exceed all applicable regulatory standards. Kris Van Cleave, CBS News, "DHS experts warn it's a "matter of time" before hackers hit commercial airliners," 12 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'rigorous.' 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 rigorous

15th century, in the meaning defined at sense 1

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Dictionary Entries near rigorous

rigor

rigorism

rigor mortis

rigorous

rigour

rig-out

rigsby

Statistics for rigorous

Last Updated

17 Nov 2018

Look-up Popularity

Time Traveler for rigorous

The first known use of rigorous was in the 15th century

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More Definitions for rigorous

rigorous

adjective

English Language Learners Definition of rigorous

: very strict and demanding

: done carefully and with a lot of attention to detail

: difficult to endure because of extreme conditions

rigorous

adjective
rig·​or·​ous | \ˈri-gə-rəs \

Kids Definition of rigorous

1 : very strict rigorous rules

2 : hard to endure because of extreme conditions : harsh rigorous winters

Other Words from rigorous

rigorously adverb

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More from Merriam-Webster on rigorous

Thesaurus: All synonyms and antonyms for rigorous

Spanish Central: Translation of rigorous

Nglish: Translation of rigorous for Spanish Speakers

Britannica English: Translation of rigorous for Arabic Speakers

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