Definition

1. Noun:
   • The act of making something invalid or null: "Invalidation" refers to the process or action of rendering something without legal force, effectiveness, or validity.
   • The state of being rendered invalid: It can also describe the resulting condition after something has been declared or made invalid.

Examples of Usage

• Noun:
  • The court ordered the invalidation of the contract due to fraud. (The court ordered the contract to be made legally void because of fraud.)
  • The invalidation of her passport caused significant travel delays. (The act of making her passport no longer valid caused major travel problems.)

Advanced Usage

• "Judicial invalidation": The formal annulment of a law, contract, or proceeding by a court.

  • The judicial invalidation of the statute was a landmark decision. (The court's formal annulment of the law was a very important ruling.)

• "To seek invalidation": To formally request or attempt to have something declared invalid.

  • The company will seek invalidation of the patent. (The company will try to get the patent officially declared invalid.)

Variants and Related Words

• Invalidate (verb): To make something invalid or to nullify.

  • The new evidence could invalidate the previous verdict. (The new evidence could make the earlier court decision void.)

• Invalid (adjective): Not legally or officially acceptable; not valid.

  • The license was declared invalid. (The license was officially stated to be unacceptable.)

Synonyms

• Annulment: The act of declaring something, especially a marriage or law, invalid.
• Nullification: The action of making something legally null and void.
• Voidance: The act of making something void or of no effect.

Related Phrases

• "Grounds for invalidation": The legal or factual reasons that justify declaring something invalid.
  • Misrepresentation can be grounds for invalidation of a contract. (False statements can be a reason to declare a contract void.)

Related Idioms

• "To be an invalidation of": To serve as proof or an act that nullifies something.
  • The discovery of the original document was a complete invalidation of the forged copy. (Finding the original document completely proved the copied one was fake and void.)

Noun

1. (law) a formal termination (of a relationship or a judicial proceeding etc)