Law Dictionary


noun im·prac·ti·ca·bil·i·ty \im-ˌprak-ti-kə-ˈbi-lə-tē\

Legal Definition of impracticability

  1. 1 :  the state of being impracticable

  2. 2 :  a doctrine in contract law: relief from obligations under a contract may be granted when performance has been rendered excessively difficult, expensive, or harmful by an unforeseen contingency; also :  a defense to breach of contract on the ground that it has been rendered impracticable —called also commercial impracticability, impracticability of performance — compare frustration, impossibility of performance at impossibility Editor's note: Under section 2-615 of the Uniform Commercial Code, the impracticability must arise “by the occurrence of a contingency the non-occurrence of which was a basic assumption on which the contract was made” or by compliance with the law.

  3. 3 :  excessive difficulty in carrying out a procedure (as joinder)

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feeling or affected by lethargy

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