im·mu·ni·ty 
/ɪˈmju:nəti/ noun
/ɪˈmju:nəti/ noun 1 medical : the power to keep yourself from being affected by a disease — usually + to [noncount] ▪ They have developed immunity to the virus. [singular] ▪ They have developed an immunity to the virus. 2 [noncount] : special protection from what is required for most people by law — usually + from ▪ He was granted immunity from prosecution. — see also diplomatic immunity
