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Definitions

invalid

[in-vuh-lid] / ˈɪn və lɪd /




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.

Having found out about the rule change on Monday, the EU pet passport she has for her two Dachshunds, Otto and Lola, is now invalid, with the trip cancelled.

From BBC • Apr. 22, 2026

While tinkering in his basement laboratory, he used it regularly to communicate with his invalid wife, who was confined to her bedroom upstairs.

From The Wall Street Journal • Apr. 12, 2026

Placing an IRA directly in a trust during his lifetime is legally invalid and could trigger significant tax or estate-planning issues.

From MarketWatch • Mar. 31, 2026

District Judge Royce Lamberth's order comes 10 days after he ruled that President Donald Trump's pick to oversee mass layoffs at VOA was unlawfully appointed, rendering the job cuts invalid.

From Barron's • Mar. 17, 2026

Conditional Probability, Blackjack, and Drug Testing One needn’t be a believer in any of the standard pseudosciences to make faulty claims and invalid inferences.

From "Innumeracy: Mathematical Illiteracy and Its Consequences" by John Allen Paulos




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