Immunogen

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Any substance that elicits an immune response; an antigen
  2. 2
    any substance or organism that provokes an immune response (produces immunity) when introduced into the body wordnet

Synonyms

All synonyms
immunizing agent

Etymology

From immuno- + -gen.

Related phrases

immune response

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.