Immunity

(ih-MYOO-nih-tee) The condition of being protected against an infectious disease. Immunity can be caused by a vaccine, previous infection with the same agent, or by transfer of immune substances from another person or animal.

Protection generated by the body's immune system, in response to previous malaria attacks, resulting in ability to control or lessen a malaria attack.

A grant that assures someone that he/she will not face prosecution in return for providing evidence against another.

Freedom from or protection against penalty. For example, an accused person may agree to give testimony in return for immunity from the prosecution.

The lack of susceptibility of an animal or plant to infection by a particular pathogen, or to the harmful effects of their toxins.

The ability of an assembly, equipment, or a system to perform without degradation in the presence of an electromagnetic disturbance. [T1.308-1996]