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pyrexin

noun py·rex·in \ pīˈreksə̇n \

Definition of pyrexin

plural -s
: a nitrogenous heat-stabile factor that is possibly a polypeptide, is found in inflammatory discharges, and may be responsible for the fever which accompanies inflammation — compare necrosin

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Origin and Etymology of pyrexin

New Latin pyrexia + English -in

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