rigorous

adjective

rig·​or·​ous ˈri-g(ə-)rəs How to pronounce rigorous (audio)
1
: manifesting, exercising, or favoring rigor : very strict
2
a
: marked by extremes of temperature or climate
b
3
: scrupulously accurate : precise
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.
Recent Examples on the Web To improve data integration, retailers must commit to consistently using ERP systems over Excel and implement rigorous documentation and validation processes. Aleksandr Galkin, Forbes, 12 Sep. 2024 Every car insurance review is based on rigorous reporting by our team of expert writers and editors with extensive knowledge of insurance products. Liz Knueven, CNBC, 11 Sep. 2024 That accountability is what justifies the platforming of politicians with a track record of lying and separates rigorous news coverage from free, prime-time publicity. Judy Berman, TIME, 11 Sep. 2024 But some educators and experts are also raising concern that pleasure reading shouldn’t fall at the sword of rigorous phonics, vocabulary, and comprehension instruction. Jackie Valley, The Christian Science Monitor, 10 Sep. 2024 See all Example Sentences for rigorous 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'rigorous.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

15th century, in the meaning defined at sense 1

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

Dictionary Entries Near rigorous

Cite this Entry

“Rigorous.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rigorous. Accessed 16 Sep. 2024.

Kids Definition

rigorous

adjective
rig·​or·​ous ˈrig-(ə-)rəs How to pronounce rigorous (audio)
1
: very strict
2
: marked by great differences of temperature or climate
3
: very accurate
rigorously adverb
rigorousness noun

More from Merriam-Webster on rigorous

Last Updated: - Updated example sentences
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