[ US /ˈɪnvəɫəd, ˈɪnvəɫɪd, ˌɪnˈvæɫəd/ ]
  1. someone who is incapacitated by a chronic illness or injury
  1. having no cogency or legal force
    an invalid driver's license
    invalid reasoning
  2. no longer valid
    the license is invalid
  1. injure permanently
    He was disabled in a car accident
  2. force to retire, remove from active duty, as of firemen
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How To Use invalid In A Sentence

  • Another step forward was the progressive declarations of invalidity extended to certain laws, decrees, and edicts issued in Stalin's time.
  • The guarantee may be rendered invalid if the manufacturer's instructions are not followed.
  • Social programs cover old age, invalidism, death, sickness and maternity, work injury, unemployment, and allowances per child.
  • Failure to have the service done may invalidate some extended warranties or service contracts.
  • The main problem with this method is that by invalidating certain moves, a valid path approaching the tile from a different direction can be left unfound .
  • The inconsistency and its effects were so profound as to render such guidance invalid. Times, Sunday Times
  • And the assumption the defenses were based on was only invalidated when the Fleet Air Arm successfully attacked Taranto. Making Light: In the navy, between the wars
  • $this - > _updated = true; else throw new Exception ( "Invalid server response"); public function setLoginPassword ($login, $password) $this - > _login = $login;
  • In her decision, Judge Coral Shaw found that the employer's investigation was flawed and the report was invalid and should be set aside.
  • Many sloppy councils don't bother to include this extra detail, which renders their tickets invalid. The Sun
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