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Pronunciation: hi'per-im-yu'ni-za'shun


  1. The induction of a heightened state of immunity by the administration of repeated doses of antigen, often used in allergy desensitization.
  2. Passively acquired immunity by the injection of hyperimmune gamma globulin.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.