reagin

[ ree-ey-jin, -gin ]

nounImmunology.
  1. Also called Wassermann antibody. an antibody formed in response to syphilis and reactive with cardiolipin in various blood tests for the disease.

  2. an antibody found in certain human allergies, as hay fever and asthma.

Origin of reagin

1
1910–15; <German Reagin, equivalent to reag(ieren) to react + -in-in2

Words Nearby reagin

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How to use reagin in a sentence

British Dictionary definitions for reagin

reagin

/ (ˈrɪədʒɪn) /


noun
  1. immunol a type of antibody that is formed against an allergen and is attached to the cells of a tissue. The antigen–antibody reaction that occurs on subsequent contact with the allergen causes tissue damage, leading to the release of histamine and other substances responsible for an allergic reaction

Origin of reagin

1
C20: from German reagieren to react + -in

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