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Definition of "immunity" []

  • The quality or condition of being immune. (noun)
  • Immunology Inherited, acquired, or induced resistance to infection by a specific pathogen. (noun)
  • Law Exemption from normal legal duties, penalties, or liabilities, granted to a special group of people: legislative immunity. (noun)
  • Law Exemption from legal prosecution, often granted a witness in exchange for self-incriminating testimony. (noun)
  • The ability of an organism to resist disease, either through the activities of specialized blood cells or antibodies produced by them in response to natural exposure or inoculation (active immunity) or by the injection of antiserum or the transfer of antibodies from a mother to her baby via the placenta or breast milk (passive immunity) (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

  • Freedom from obligation or duty, esp exemption from tax, duty, legal liability, etc (noun)
  • Any special privilege granting immunity (noun)
  • The exemption of ecclesiastical persons or property from various civil obligations or liabilities (noun)

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Use "immunity" in a sentence
  • "The High Court found that the expert had immunity but the Court of Appeal allowed the GMC's appeal, finding that an expert had no ­immunity from disciplinary proceedings."
  • "Just as a healthy body may gain immunity from a disease by being inoculated with a mild form of it, so Christian thought was immunized against the false doctrines which threatened to destroy it, three centuries later, by its inoculation with the dying germs of Orientalism which it had encountered, and triumphed over, at Toulouse."
  • "In January, Greenwald reports, Olbermann delivered an unhinged rant in which he called the immunity provision a "shameless, breathless, literally textbook example of fascism" -- and in case you thought he meant the nongenocidal Italian kind, he also likened proponents of immunity to "the bureaucrats of the Third Reich.""