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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.

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

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

Some candidates who submitted petitions by the March 4 deadline failed to qualify because some of their signatures were deemed invalid.

From Los Angeles Times • Mar. 14, 2026

Another thing that’s likely to be messy and lengthy is any process of reimbursing money that companies paid to the U.S. government under the now invalid tariffs.

From MarketWatch • Feb. 20, 2026

Finally, another official appeared and showed Bobby an arrest warrant, stating that he was traveling on an invalid passport and that he was under arrest.

From "Endgame" by Frank Brady




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