单词	reagin
释义	reagin noun re·​agin rē-ˈā-jən  -gən 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 reaginic ˌrē-ə-ˈji-nik  -ˈgi- adjective Word History Etymology International Scientific Vocabulary, from reagent First Known Use circa 1911, in the meaning defined at sense 1 Medical Definition reagin noun re·​agin rē-ˈā-jən  -gən  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
随便看	ironising ironist ironists ironize ironized ironizes ironizing ironless ironlike ironmaster ironmasters ironmen ironmonger ironmongeries ironmongers ironmongery ironness ironnesses ironnest irons irons in the fire irons out ironshod ironshot ironside

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