reagin

[ ree-ey-jin, -gin ]

noun

, Immunology.

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.

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

Word History and Origins

Origin of reagin¹

1910–15; < German Reagin, equivalent to reag ( ieren ) to react + -in -in ²

Word History and Origins

Origin of reagin¹

C20: from German reagieren to react + -in

Example Sentences

Captain Alex Hare of Silver King Charters of Destin took Hunter Waneck, Becca Peisker and Charlie Reagin out for a chartered fishing trip on June 28, but he tells Fox News he mainly expected to catch snapper and gag grouper.

From Fox News

“It’s kind of dismissed - it’s a pervasive institutional attitude that inmates’ health problems are not taken seriously - or you’re criminally accused so who cares if you are sick,” said Shawna Reagin, a former judge who said she was not informed about life-threatening health problems two inmates in her court faced before they died in custody.

From Washington Times

Professors Reagin and Liedl have worked on other books for Wiley about the historical models within the Twilight series and the Harry Potter series.

From New York Times

In an e-mail posted in June, Nancy Reagin, a history professor at Pace University, and Janice Liedl, an associate professor of history at Laurentian University in Ontario, asked their peers to submit essays that explore the parallels between world history and Star Wars history.

From New York Times