Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. The quality or condition of being immune.
  • n. Immunology Inherited, acquired, or induced resistance to infection by a specific pathogen.
  • n. Law Exemption from normal legal duties, penalties, or liabilities, granted to a special group of people: legislative immunity.
  • n. Law Exemption from legal prosecution, often granted a witness in exchange for self-incriminating testimony.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The state of being insusceptible to something; notably:
  • n. A resistance to a specific thing.

from the GNU version of the Collaborative International Dictionary of English

  • n. Freedom or exemption from any charge, duty, obligation, office, tax, imposition, penalty, or service; a particular privilege
  • n. Freedom; exemption.
  • n. The state of being insusceptible to disease, certain poisons, etc.

from The Century Dictionary and Cyclopedia

  • n. Exemption from obligation or responsibility in any respect, conferred by law or a sovereign act; freedom from legal liability; an exemption conferred, as from public service or charges, or from penalty for any particular act or course of conduct; hence, special privilege; liberty to do or refrain from doing any particular thing.
  • n. Exemption from any natural or usual liability.
  • n. In eccles. usage, the exemption of certain sacred places and ecclesiastical personages from secular burdens and functions, and from acts regarded as repugnant to their sanctity.
  • n. See the quotation.
  • n. In pathology, a lack or absence of susceptibility to disease. This may be either natural or acquired.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. the quality of being unaffected by something
  • n. an act exempting someone
  • n. the state of not being susceptible
  • n. (medicine) the condition in which an organism can resist disease

Etymologies

From Latin immunitas, in the legal sense; the medical use was borrowed from German or French (Wiktionary)

Examples

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