- 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.
In 2018 the Supreme Court invalidated the federal ban on sports betting.
From The Wall Street Journal ● Aug. 13, 2026
However, in each case, subtle errors were found that invalidated the arguments.
From Science Daily ● Aug. 6, 2026
Now, she is worried about how she will get to work every day and frustrated that she was never told why her original results were invalidated.
From Los Angeles Times ● Jul. 15, 2026
However, this structure was invalidated following the break of the short-term uptrend line earlier this week.
From Barron's ● Jun. 4, 2026
Are the reported radiocarbon dates really correct, and not invalidated by any of the numerous difficulties that can plague radiocarbon dating?
From "Guns, Germs, and Steel: The Fates of Human Societies" by Jared M. Diamond
![]()