|an extraordinary or unusual thing, person, or event; an exceptional example or instance.|
|a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.|
|—n , pl -ties|
|1.||acquired immunity See also natural immunity 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)|
|2.||freedom from obligation or duty, esp exemption from tax, duty, legal liability, etc|
|3.||any special privilege granting immunity|
|4.||the exemption of ecclesiastical persons or property from various civil obligations or liabilities|
immunity im·mu·ni·ty (ĭ-my&oomacr;'nĭ-tē)
The quality or condition of being immune.
Inherited, acquired, or induced resistance to infection by a specific pathogen.
The ability of the body to resist or fight off infection and disease.