noun.
One who is immune; esp., a person who is immune from a disease by reason of previous affection with the disease or inoculation.
adjective.
Exempt; protected.
adjective.
Protected from disease due to the action of the immune system, especially by having been inoculated against or previously exposed to a disease.
adjective.
Of or pertaining to the immune system or the components of the immune system.
adjective.
Not responsive.