Definition: Meaning of, reagin in English to English dictionary.
Pronunciation:/ rɪˈeɪdʒɪn /
noun
synonym
antonym
Word Forms:
Singular
Plural
reagin
reagins
such as pollen an immunoglobulin E that is formed as an antibody against allergens ; attaches to cell membranes causing the release of histamine and other substances responsible for the local inflammation characteristic of an allergy