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English definition of “antibody”


noun [C] uk   /ˈæn.tiˌbɒd.i/ us    /-t̬iˌbɑː.di/
a protein produced in the blood that fights diseases by attacking and killing harmful bacteria: Antibodies found in breast milk protect newborn babies against infection.Immunology and vaccinationThe circulatory system and blood
(Definition of antibody from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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