"Invalidate" validity in different word game dictionaries

Dictionary Validity
Scrabble US(US/Canada/Thailand - TWL/NWL) Yes
Scrabble UK(International - SOWPODS/CSW) Yes
Words with Friends(WWF) Yes

"invalidate" Definition

  1. invalidate something to prove that an idea, a story, an argument, etc. is wrong
  2. invalidate something if you invalidate a document, a contract, an election, etc., you make it no longer legally or officially acceptable

"invalidate" Synonyms & Antonyms

"invalidate" synonyms:

  • nullify,
  • annul,
  • cancel,
  • quash,
  • negate,
  • rescind,
  • undo,
  • void,
  • abolish,
  • overrule,
  • abrogate,
  • overturn,
  • repeal,
  • revoke,
  • abate,
  • avoid,
  • disannul,
  • dissolve,
  • null

"invalidate" antonyms:

  • validate,
  • authorise,
  • authorize,
  • empower,
  • ratify,
  • sanction,
  • strengthen,
  • aid,
  • allow,
  • approve,
  • assist,
  • establish,
  • help,
  • institute,
  • legalise,
  • legalize,
  • permit,
  • revive,
  • confirm

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