Meaning & use

immunity

noun·Academic

Last updated

UK/ɪˈmjuːnəti/
US/ɪˈmjuːnəti/

Meanings

  1. noununcountable

    The body's ability to resist a particular infection or disease.

    Grammar: No plural in this sense; often used with 'to': immunity to measles.

    Patterns

    • immunity to something
    • natural immunity
    • acquired immunity

    Vaccination gives you immunity to several diseases.

    She has natural immunity to chickenpox.

    The study tested immunity in older adults.

  2. nouncountable or uncountablelegal

    A formal exemption from a rule, punishment, or legal duty.

    Grammar: Can be countable (an immunity) or uncountable (grant immunity); often followed by 'from': immunity from prosecution.

    Patterns

    • immunity from something
    • grant someone immunity
    • diplomatic immunity

    The witness was given immunity from prosecution.

    Diplomats enjoy immunity from local laws.

    The new law offers immunity to small businesses.

Word forms

pluralimmunities

Common combinations

immunity to a disease
Some people have a natural immunity to the virus.
grant immunity
The court agreed to grant him immunity.
diplomatic immunity
The ambassador claimed diplomatic immunity.
herd immunity
Herd immunity can protect those who cannot be vaccinated.

Synonyms and how they differ

resistance
Broader; can mean any ability to fight off something, while 'immunity' is more specific to disease or legal protection.
exemption
Used mainly for rules or taxes, not for diseases; 'immunity' is the legal term for protection from prosecution.

Opposites

Word family

immune adjective
Protected against a disease or not affected by something.
immunize verb
To make someone immune, usually by vaccination.
immunization noun
The process of making someone immune.

Commonly confused: immunity or impunity?

immunity vs impunity

Means freedom from punishment or bad consequences, often used in 'with impunity'; not related to disease.

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