alpha receptor
or al·pha-re·cep·tor
noun
a site on a cell that, upon interaction with epinephrine or norepinephrine, controls vasoconstriction, intestinal relaxation, pupil dilation, and other physiological processes.
Also called
alpha-adrenergic receptor.
Compare
beta receptor.
Origin of alpha receptor
First recorded in 1960–65
Words nearby alpha receptor
alpha male,
alpha particle,
alpha privative,
alpha radiation,
alpha ray,
alpha receptor,
alpha rhythm,
alpha stock,
alpha test,
alpha wave,
alpha-adrenergic