1. the body’s ability to resist or fight off infection and disease
Usage: medical
2. protection or exemption from something, especially from legal prosecution or penalty
Usage: legal
3. the state of being unaffected by or not subject to something harmful or unpleasant

Examples

• The vaccine helps build immunity against the flu virus.
• Children develop natural immunity to many diseases as they grow up.
• The diplomat claimed immunity from prosecution under international law.
• Witnesses were granted immunity in exchange for their testimony.
• His wealth seemed to give him immunity from the consequences of his actions.
• The new treatment boosts the patient’s immune system and overall immunity.
• Parliamentary immunity protects legislators from certain legal actions.