Sample sentences for INVALIDATE

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Definition

remove the legal force of something; or render something ineffective — especially an argument

And as instantly deciding that he, Clyde's spiritual adviser, must not in any way be invalidated in his spiritual worth to Clyde.
Theodore Dreiser -- An American Tragedy

His deeds invalidate all the contracts.
Jean-Baptiste Poquelin Moliere -- Tartuffe
These contracts may not involve direct fraud or deceit sufficient to invalidate them in a court of law.
Alexander Hamilton, James Madison, & John Jay -- The Federalist Papers — Modern English Edition 2
Both kinds demand that you invalidate your own consciousness and surrender yourself into their power.
Ayn Rand -- Atlas Shrugged
This mistake, he wanted to make certain, should not invalidate what occurred on October 5 and the corroborating evidence of Officer Clapper.
Alice Sebold -- Lucky
An invalid, one who has been invalidated.
Margaret Atwood -- The Handmaid's Tale
The ruling invalidated Walter's conviction and death sentence.
Bryan Stevenson -- Just Mercy
If you shorten the intervals, you invalidate the inspections.
Andy Weir -- The Martian
It completely invalidates Vacher's theories and means that Ladin was actually a genius.
Christopher Paolini -- Eldest
Thomas winced; Frypan had gone too far with that recommendation, almost invalidating his well-stated opinion of the whole mess.
James Dashner -- The Maze Runner
Your estimate of the papa's sensibilities is a good reason until it is invalidated.
Henry James -- The American
I catch myself questioning whether that weekend even happened at all, or if it was just another invalidated memory of mine that may not even be real.
Colleen Hoover -- Hopeless
Without invalidating anything that we have just said, we believe that a perpetual memory of the tomb is proper for the living.
Victor Hugo -- Les Miserables
That is, we are so persuaded of the rightness of our judgment as to invalidate evidence that does not confirm us in it.
William P. Young -- The Shack
Some of these are worth pointing out, not because they invalidate his main charge but because they are, so to speak, evidence of malice.
George Orwell -- Lear, Tolstoy and the Fool
To do so invalidates this contract.
Henry H. Neff -- The Fiend And The Forge
One piece of really good news is this: All of yesterday's evaluations have been invalidated.
Lauren Oliver -- Delirium
It doesn't invalidate the thought.
Robert Ludlum -- The Bourne Supremacy
As a result, much of the expanse and variety of the human condition is belittled or invalidated.
Luis J. Rodriguez -- Always Running
Dear Madam, The document you enclose is quite in order, and the fact of the marriage having taken place in a foreign country does not invalidate it in any way.
Agatha Christie -- Early Cases Of Hercule Poirot

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