Arthus\' reaction

[ahr-too-siz]

Ar·thus' reac·tion

[ahr-too-siz]
noun Immunology.
a severe, local immune reaction to the injection of an antigen in a sensitized host.
Also called Arthus' phenomenon.


Origin:
after Nicolas-Maurice Arthus (1862–1945), French physiologist, who discovered it in 1903
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Arthus' reaction is always a great word to know.
So is bezoar. Does it mean:
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
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