invalidate
verb (used with object)
to render invalid; discredit.
have invalidated
-
present perfectof invalidate.present perfect
Used to describe actions that started in the past and continue into or have direct relevance to the present.
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.
But to abandon his bike and take public transport would have invalidated his record after cycling thousands of kilometres over more than 60 days.
From Barron's ● Oct. 23, 2025
Even in states without bans, judges have invalidated noncompetes when they found them to be overbroad or unreasonable.
From Salon ● Mar. 28, 2023
This year alone, state courts have invalidated House maps in North Carolina, Maryland, Ohio and New York.
From New York Times ● Apr. 25, 2022
New data have "invalidated the computer models … that's fact, that's science," he said.
From Science Magazine ● Aug. 1, 2012
If any false statement of his, however base or cruel, could have invalidated the ceremonial, he would have spared no pains to devise such a falsehood.
From Charlotte's Inheritance by M. E. (Mary Elizabeth) Braddon
