- past tense form of invalidate.
- past participle of invalidate.
invalidated
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 state Supreme Court invalidated a local referendum in Arlington in the 1950s after ruling voters had approved an unconstitutional measure.
From Barron's • May 8, 2026
The museum has physically invalidated the binaries of center and periphery, major and minor arts.
From Los Angeles Times • Apr. 22, 2026
Importers can start filing claims Monday for tariffs invalidated by the Supreme Court.
From The Wall Street Journal • Apr. 21, 2026
She says the pill has "honestly changed my life," but adds that the posts make her positive experience feel "invalidated" and have made her question whether she's making the right decision.
From BBC • Apr. 11, 2026
The ruling invalidated Walter’s conviction and death sentence.
From "Just Mercy" by Bryan Stevenson
![]()