failure
  • noun the fact of not achieving the desired end or ends
  • The condition in which a component, circuit, device, piece of equipment, system, or material no longer performs the function it was intended to, or is not able to do so at a level that equals or exceeds established minimums. Failures may be due to any of various factors, including inherent defects, misuse, wearing-out, or as a consequence of the failure of another component, circuit, device, piece of equipment, or system. Failure may be gradual or sudden, and may be partial, intermittent, or complete.

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