verb (used with object), in·val·i·dat·ed, in·val·i·dat·ing.
Examples from the Web for invalidation
In his concurring opinion, Clarence Thomas called for the invalidation of any limits on campaign donations.The Supreme Court Rules Campaign Limits Are for Losers|Ben Jacobs|April 2, 2014|DAILY BEAST
No invalidation of this statement is drawn from the Greek language.A Handbook of the English Language|Robert Gordon Latham
I should have heard of your being proposed for invalidation.Trooper 3809|Lionel Decle
The South could not in 1861 justify her right to revolution, for there was no oppression nor invalidation of rights.The Battle of Principles|Newell Dwight Hillis
“Phrase of arms,” a series of attacks and parries ending in a hit or invalidation.