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Invalidate   /ɪnvˈælɪdˌeɪt/   Listen
Invalidate

verb
(past & past part. invalidated; pres. part. invalidating)
1.
Declare invalid.  Synonyms: annul, avoid, nullify, quash, void.  "Void a plea"  Antonym: validate.
2.
Make invalid for use.  Synonym: cancel.
3.
Show to be invalid.  Synonym: nullify.  Antonym: validate.
4.
Take away the legal force of or render ineffective.  Synonyms: vitiate, void.  Antonym: validate.






WordNet 3.0 © 2010 Princeton University








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"Invalidate" Quotes from Famous Books



... refinements in patriotism; and this very deed itself, in which he anew confirmed the charters, carries on the face of it a very opposite presumption. Though he ratified the charters in general, he still took advantage of the papal bull so far as to invalidate the late perambulations of the forests, which had been made with such care and attention, and to reserve to himself the power, in case of favorable incidents, to extend as much as formerly those arbitrary jurisdictions. If the power was not in fact made use of, we can only conclude that the ...
— The History of England in Three Volumes, Vol.I., Part B. - From Henry III. to Richard III. • David Hume

... races have permanently settled in the tropics, and have maintained themselves for several generations. There are, however, two sources of inaccuracy to be guarded against, and these are made the most of by the writers above referred to, and are supposed altogether to invalidate results which are otherwise opposed to their views. In the first place, we have the possibility of a mixture of native blood having occurred; in the second, there have almost always been a succession of immigrants from the parent country, who continually intermingle with the families ...
— Project Gutenberg Encyclopedia

... to mistrust the results of this unfolding? We might go still further back, and still lower, than to language denoting merely physical perceptions. We might go back to inarticulate sounds and signs; but this does not invalidate the reality of the perceptions afterwards expressed in articulate language. It seems not very easy to distinguish, in point of trustworthiness of source, between the principles of metaphysics and ...
— Lectures and Essays • Goldwin Smith

... made his offer from the deck of his ship, as she was standing out of harbour, and my mother answered him from the shore through a speaking-trumpet. The truth was, that when the owners heard that she was a woman, they didn't approve of her going as mate; they thought that it would invalidate the insurance. ...
— Marmaduke Merry - A Tale of Naval Adventures in Bygone Days • William H. G. Kingston

... of his work our author's object is to invalidate the anthropological method. That method sets side by side the customs, ideas, fables, myths, proverbs, riddles, rites, of different races. Of their languages it does not necessarily take account in this process. Nobody (as we shall see) knows the languages of all, or of most, of the races whose ...
— Modern Mythology • Andrew Lang


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