noun

• (uncountable) The state of being insusceptible to something; notably:
• (medicine) Protective resistance against disease.
• (law) An exemption from specified duties, such as payments or services.
• (law) An exemption from prosecution.
• (religion) An exemption from penance.
• (in games and competitions) An exemption given to a player from losing or being withdrawn from play.
• (countable) A resistance to a specific thing.