stringent

adjective

strin·​gent ˈstrin-jənt 

1

: tight, constricted

2

: marked by rigor, strictness, or severity especially with regard to rule or standard

stringent decontamination procedures

3

: marked by money scarcity and credit strictness

a stringent budget

stringently adverb

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How Should You Use stringent?

Words that are synonymous with stringent include rigid, which implies uncompromising inflexibility ("rigid rules of conduct"), and rigorous, which suggests hardship and difficulty ("the rigorous training of firefighters"). Also closely related is strict, which emphasizes undeviating conformity to rules, standards, or requirements ("strict enforcement of the law"). Stringent usually involves severe, tight restrictions or limitations ("the college has stringent admissions rules"). That's logical. After all, rigorous and rigid are both derived from rigēre, the Latin word meaning "to be stiff," and stringent and strict developed from the Latin verb stringere, meaning "to bind tight."

Synonyms of stringent

• strict
• rigorous

Choose the Right Synonym for stringent

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 stringent in a Sentence

stringent rules against unauthorized persons being in the building

Recent Examples on the Web

Last fall, former Chief Floyd Mitchell openly criticized the stringent nature of federal court oversight while resigning from the department after just a year and a half on the job, leaving the agency searching for a new leader for at least the 10th time since 2015. —Jakob Rodgers, Mercury News, 28 May 2026

At least three attacks have been recorded against health centers in Ituri province as residents protested stringent medical protocols that clashed with local burial rites, heightening the danger health workers face. —ABC News, 28 May 2026

For high design and luxury jewelry, there is The Couture Show at Wynn Las Vegas, a trade event where both exhibitors and retail buyers must meet stringent qualifications to attend. —Anthony Demarco, Forbes.com, 25 May 2026

In the years since, those restrictions have become more stringent, particularly for trans women competing in professional and amateur-level women’s sports. —Eryn Mathewson, CNN Money, 24 May 2026

Word History

Etymology

Latin stringent-, stringens, present participle of stringere

First Known Use

1736, in the meaning defined at sense 1

Rhymes for stringent

• astringent
• contingent
• birefringent

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Kids Definition

stringent

adjective

strin·​gent ˈstrin-jənt 

1

: tying, drawing, or pressing tight

2

: strict in setting standards or following rules

stringent training

stringently adverb