Synonyms & Antonyms of rigorous

2 meeting the highest standard of accuracy
  • a rigorous analysis of the data

Synonyms for rigorous

Words Related to rigorous

Near Antonyms for rigorous

Antonyms for rigorous

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Frequently Asked Questions About rigorous

How is the word rigorous distinct from other similar adjectives?

Some common synonyms of rigorous are rigid, strict, and stringent. While all these words mean "extremely severe or stern," rigorous implies the imposition of hardship and difficulty.

the rigorous training of recruits

When can rigid be used instead of rigorous?

While in some cases nearly identical to rigorous, rigid implies uncompromising inflexibility.

rigid rules of conduct

When would strict be a good substitute for rigorous?

Although the words strict and rigorous have much in common, strict emphasizes undeviating conformity to rules, standards, or requirements.

strict enforcement of the law

When might stringent be a better fit than rigorous?

The synonyms stringent and rigorous are sometimes interchangeable, but stringent suggests severe, tight restriction or limitation.

stringent standards of admission

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Time Traveler for rigorous

Time Traveler

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

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Cite this Entry

“Rigorous.” Thesaurus, Merriam-Webster, Accessed 17 Jan. 2021.

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More from Merriam-Webster on rigorous

Dictionary: Definition of rigorous

Nglish: Translation of rigorous for Spanish Speakers

Britannica English: Translation of rigorous for Arabic Speakers

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