Definition of immune in English:


Line breaks: im¦mune
Pronunciation: /ɪˈmjuːn


  • 1Resistant to a particular infection or toxin owing to the presence of specific antibodies or sensitized white blood cells: they were naturally immune to hepatitis B
    More example sentences
    • People whose immune systems have fought the infection will then be immune to TB.
    • Contracting the disease once does not render a person immune to future infections, which is why getting routine boosters is so important.
    • In this way, vaccinations allow you to become immune to an infection without having the illness first.
  • 1.1 [attributive] Biology Relating to immune resistance.
    More example sentences
    • Rejection is the term applied to the natural immune response to foreign tissue.
    • Vitamin C is necessary for collagen formation, proper immune function, and as a tissue antioxidant.
    • Several studies have been undertaken using this natural immune modulator.


late Middle English (in the sense 'free from (a liability')): from Latin immunis 'exempt from public service or charge', from in- 'not' + munis 'ready for service'. Senses relating to physiological resistance date from the late 19th century.

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