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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.

Shadow fleet vessels frequently change the flags they fly, a practice known as flag-hopping, or use invalid registrations in an attempt to escape tracking.

From Barron's • Jun. 1, 2026

Legal experts said the fund could be considered invalid for several reasons.

From The Wall Street Journal • May 19, 2026

The basic problem, as these courts identified, is that the government failed to accuse these doctors of any plausibly unlawful conduct, rendering the subpoenas invalid.

From Slate • May 19, 2026

Insurance becomes invalid if you go somewhere where the Foreign Office advises against travel.

From BBC • May 10, 2026

Her voice had the tender concern of a healthy person speaking to an invalid, and her plain statement rang thrillingly true: “I’m thankful.”

From "I Know Why the Caged Bird Sings" by Maya Angelou




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