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Definition 2024


immunization

immunization

English

Alternative forms

Noun

immunization (countable and uncountable, plural immunizations)

  1. (US, uncountable) The process by which an individual is exposed to a material that is designed to prime their immune system against that material.
    Immunization against influenza is important for all child-care workers.
  2. (US, countable) One such exposure.
    The first immunization a baby gets is against HBV.

Usage notes

This term usually involves the vaccine instead of the nosode.

Derived terms

  • active immunization, active immunisation
  • passive immunization, passive immunisation

Related terms

Translations