beta receptor

or be·ta-re·cep·tor

noun Biochemistry, Physiology.

a site on a cell, as of the heart, that, upon interaction with epinephrine or norepinephrine, controls heartbeat and heart contractability, vasodilation, smooth muscle inhibition, and other physiological processes.

Origin of beta receptor

First recorded in 1960–65
Also called beta-adrenergic receptor. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019