reagin

noun
re·agin | \ rē-ˈā-jən , -gən \

Definition of reagin 

1 : a substance in the blood of persons with syphilis responsible for positive serological reactions for syphilis

2 : an antibody (such as IgE in humans) that mediates hypersensitive allergic reactions of rapid onset

Other words from reagin

reaginic \ˌrē-ə-ˈji-nik, -ˈgi- \ adjective

First Known Use of reagin

circa 1911, in the meaning defined at sense 1

History and Etymology for reagin

International Scientific Vocabulary, from reagent

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Dictionary Entries near reagin

reagency

reagent

reaggregate

reagin

reaks

real

real account

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The first known use of reagin was circa 1911

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reagin

noun
re·agin | \ rē-ˈā-jən , -gən \

Medical Definition of reagin 

1 : a substance that is in the blood of individuals with syphilis and is responsible for positive serological reactions for syphilis

2 : an antibody (as IgE in humans) that mediates hypersensitive allergic reactions of rapid onset

Other words from reagin

reaginic \ˌrē-ə-ˈjin-ik, -ˈgin- \ adjective

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