validity

noun

va·​lid·​i·​ty və-ˈli-də-tē 

va-

: the quality or state of being valid: such as

a

: the state of being acceptable according to the law

The validity of the contract is being questioned.

What the federal courts have ruled … is that renunciations made behind barbed wire were essentially under duress, and thus of no legal validity.

—Roger Daniels

b

: the quality of being well-grounded, sound, or correct

the validity of an argument/theory

Other researchers have questioned the validity of the test results.

Later he acknowledged that there was no validity to his report.

—David Hiltbrand

Examples of validity in a Sentence

Recent Examples on the Web

Objections are filed when someone, typically connected to an opposing campaign, challenges the validity of a nominating petition in an effort to remove a candidate from the ballot. — Kate Armanini, Chicago Tribune, 20 June 2026

But the Milan court found that evidence cited during recent proceedings undermined the document's validity. — Anna Matranga, CBS News, 18 June 2026

This has now been questioned, with the attorney assigned to handle the foreclosure questioning the validity of the judgment. — Adam England, PEOPLE, 17 June 2026

If the identifier appears, access is denied regardless of the token’s cryptographic validity. — Ethan M. Stone, USA Today, 9 June 2026

Word History

First Known Use

circa 1577, in the meaning defined above

Rhymes for validity

• acidity
• aridity
• avidity
• cupidity
• fluidity
• humidity
• liquidity
• lucidity
• morbidity
• placidity
• rancidity
• rapidity

Kids Definition

validity

noun

va·​lid·​i·​ty

və-ˈlid-ət-ē, 

va-

: the quality or state of being valid