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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.

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

If the sales of shares in the secondary market are deemed invalid, disagreements are likely to end up in the courts.

From The Wall Street Journal • May 15, 2026

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

From BBC • May 10, 2026

In January, a judge in rural Tazewell County ruled lawmakers failed to follow constitutional procedures and declared the amendment invalid.

From Barron's • May 8, 2026

I asked my mother what an invalid was.

From "The Sky at Our Feet" by Nadia Hashimi




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