Definition of Immunity

1. Noun. The state of not being susceptible. "Unsusceptibility to rust"

Exact synonyms: Unsusceptibility
Generic synonyms: Condition, Status
Specialized synonyms: Exemption, Freedom
Antonyms: Susceptibility
Derivative terms: Unsusceptible

2. Noun. (medicine) the condition in which an organism can resist disease.
Exact synonyms: Resistance
Category relationships: Medical Specialty, Medicine
Generic synonyms: Condition, Status
Specialized synonyms: Immunogenicity, Acquired Immunity, Innate Immunity, Natural Immunity
Derivative terms: Immune, Immune, Resistant

3. Noun. The quality of being unaffected by something. "Immunity to criticism"
Generic synonyms: Invulnerability
Derivative terms: Immune

4. Noun. An act exempting someone. "He was granted immunity from prosecution"
Exact synonyms: Exemption, Granting Immunity
Generic synonyms: Discharge, Release, Waiver
Specialized synonyms: Fix, Official Immunity, Sovereign Immunity, Testimonial Immunity, Use Immunity
Derivative terms: Immune

Definition of Immunity

1. n. Freedom or exemption from any charge, duty, obligation, office, tax, imposition, penalty, or service; a particular privilege; as, the immunities of the free cities of Germany; the immunities of the clergy.

2. n. The state of being insusceptible to poison, the contagion of disease, etc.

Definition of Immunity

1. Noun. The state of being insusceptible to something; notably: ¹

2. Noun. A resistance to a specific thing. ¹

¹ Source:

Definition of Immunity

1. the state of being protected from a disease [n -TIES]

Medical Definition of Immunity

1. The condition of being immune, the protection against infectious disease conferred either by the immune response generated by immunisation or previous infection or by other nonimmunologic factors. Origin: L. Immunitas (13 Oct 1997)

Lexicographical Neighbors of Immunity

immune system
immune systems
immune thrombocytopenia
immune thrombocytopenic purpura
immune tolerance
immunisation therapy
immunity (current term)
immunity deficiency
immunization program
immunization schedule
immunizing agent

Literary usage of Immunity

Below you will find example usage of this term as found in modern and/or classical literature:

1. Preventive Medicine and Hygiene by Milton Joseph Rosenau, George Chandler Whipple, John William Trask, Thomas William Salmon (1921)
"SECTION IV immunity, HEREDITY, AND EUGENICS CHAPTER I immunity Infection and immunity; Definition of Terms.—immunity or resistance to disease is the very ..."

2. International Law: A Treatise by Lassa Oppenheim (1906)
"According to the Hague Convention, which immunity adapted the principles of the Geneva ... Concerning the immunity of cartel ships, see below in § 225. ..."

3. The Practitioner by Gale Group, ProQuest Information and Learning Company (1903)
"Like many other words the term immunity has an intuitive meaning ... For our purposes we may regard immunity as the power of the organism to preserve itself ..."

4. Norman Institutions by Charles Homer Haskins (1918)
"Doubtless Norman churches enjoyed the immunity which all such bodies were supposed to possess under Louis the Pious,82 and some had more specific privileges ..."

5. Supreme Court Reporter by Robert Desty, United States Supreme Court, West Publishing Company (1910)
"1168), it was provided that the above immunity shall extend only to a natural person who, in obedience to a subpoena, gives testimony under oath, ..."

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