valid

[val-id] / ˈvæl ɪd /

ADJECTIVE

right, genuine

Synonyms

STRONGEST

accurate authentic binding compelling conclusive credible good lawful legal legitimate logical original persuasive solid true well-founded

WEAK

attested authoritative bona fide cogent confirmed convincing determinative efficacious efficient good-faith in force irrefutable just kosher legit official potent powerful proven pure sound stringent strong substantial telling tested trustworthy ultimate unadulterated unanswerable uncorrupted weighty well-grounded

Antonyms

STRONGEST

counterfeit evil fake false illegal illegitimate illicit improbable invalid unlawful unlikely unreal unreliable untrustworthy wrong

WEAK

unacceptable unsound

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

District Judge Darrin Gayles, based in Miami, Fla., ruled Trump hadn’t made a valid legal claim that he was defamed by an article about a letter to financier Jeffrey Epstein bearing Trump’s name.

From The Wall Street Journal • Apr. 13, 2026

Looking at a more recent era, there is a valid argument McIlroy is the best player of his generation globally.

From BBC • Apr. 13, 2026

While that is a valid objection, especially for calculations of the 1-year real yield, it seems unlikely that the war will have a significant impact on average inflation over the next decade.

From MarketWatch • Apr. 8, 2026

DeShazier’s point is that the assumptions about Black and brown unity often made by liberals, or the ways Black people and Latinos are grouped together as people of color, are not always valid.

From Salon • Apr. 6, 2026

Even if those concerns were valid, it seems all but impossible to propel a spaceship with zero-point energy.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife

Vocabulary lists containing valid

Jim Burke's Academic Vocabulary List

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TEKS ELAR Academic Vocabulary List (5th-7th grades)

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The Real Deal: Synonyms for "True"

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