<p><strong>Noun</strong></p><ul><li>the state of being immune from or insusceptible to a particular disease or the like.</li><li>the condition that permits either natural or acquired resistance to disease.</li><li>the ability of a cell to react immunologically in the presence of an antigen.</li><li>exemption from any natural or usual liability.</li><li>exemption from obligation, service, duty, or liability to taxation, jurisdiction, etc.: The ambassador claimed diplomatic immunity when they arrested him for reckless driving.</li><li>exemption from criminal prosecution or legal liability or punishment on certain conditions.</li><li>special privilege.</li><li>the exemption of ecclesiastical persons and things from secular or civil liabilities, duties, and burdens.</li></ul>