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English definition of “antigen”


noun [C]     /ˈæn.tɪ.dʒən/ /-dʒen/ US  /-t̬i-/ specialized
a substance that causes the production of antibodies in the body Immunology and vaccinationThe circulatory system and blood
(Definition of antigen noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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