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invalidate
[ in-val-i-deyt ]
verb (used with object)
- to render invalid; discredit.
Synonyms: , , , ,
- to deprive of legal force or efficacy; nullify.
invalidate
/ ɪˈæɪˌɪ /
verb
- to render weak or ineffective, as an argument
- to take away the legal force or effectiveness of; annul, as a contract
Derived Forms
- ˌˈ岹پDz, noun
- ˈˌ岹ٴǰ, noun
Other Word Forms
- ·i·岹tDz noun
- ·i·岹tǰ noun
Word History and Origins
Origin of invalidate1
Example Sentences
Supreme Court had invalidated as unconstitutional a New York law requiring people to show “proper cause” for why they needed to carry a concealed firearm.
Not that this invalidates the use of animal models in neurology.
Mr Gentles says that ageing the rum before it is sold is of paramount importance, and that doing so outside of Jamaica invalidates the products authenticity and uniqueness.
Legal experts also told us that there is nothing in US law which would invalidate pardons signed by autopen.
“Under what authority, or according to what philosophy, can a government invalidate or discredit research that’s focusing on two-thirds of the population?”
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