invalidating

/ɪnˈvælɪdeɪtɪŋ/
adjective
  1. Causing something to lose its legal or official validity; making something no longer effective or acceptable.
    • A single error in the form can be invalidating, so double-check everything before submitting.
    • The court found the new evidence invalidating and threw out the old contract.
    • The software update had an invalidating effect on older file formats.
Synonyms
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