from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. something made invalid
  • v. Simple past tense and past participle of invalidate.

from the GNU version of the Collaborative International Dictionary of English

  • adj. deprived of legal force.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. deprived of legal force


Sorry, no etymologies found.


  • Woese called the DI's bluff and yes, you do look exactly like crackpots who claim that Einstein invalidated Newtonian physics.

    A Disclaimer for Behe?

  • Turns out that the sublet agreement I had with the guy who's room I was staying in invalidated his lease agreement cause I'm not a Kellogg college student.

    Residence woes

  • Jim Louderback, who may have been a flashy personality on cable TV but obviously has never been either a lawyer or an engineer, is apparently ignorant of the fact is that the FCC's authority was not "invalidated" - it never had such authority in the first place, and was trying to usurp powers that neither we, the people nor our Congress ever gave it.

    Original Signal - The best of Web 2.0

  • Recent developments have kind of invalidated it as it turns out that there is no single answer to the question.

    Pressure Peers (link roundup)

  • The FDA also said an agreement it made with Cell Therapeutics that the company's trial would be sufficient for approval was "invalidated" because the trial was stopped early. News

  • Expressions containing this cussed in the next section, we permit an arbitrary use of operator can be "invalidated" (or made nonconstant) if return jump functions, relying on the acyclic call graph later passes reveal that the variable is aliased.

    Recently Uploaded Slideshows

  • Enforcement of the commitments in the Constitution thus furthers this type of democracy even when the actions of elected officials are invalidated.

    The Conservative Assault on the Constitution

  • Every prior case concerning waiting periods for abortions had applied strict scrutiny and had invalidated the waiting periods.

    The Conservative Assault on the Constitution

  • In the 1960s, the Court proclaimed that there is a fundamental right to marry and invalidated a Virginia law prohibiting interracial marriage.

    The Conservative Assault on the Constitution

  • In fact, the 2006 decision invalidated the Bush system of military commissions for violating the Geneva Conventions.

    The Conservative Assault on the Constitution


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