beta receptor

or beta-re·ceptor

noun

, Biochemistry, Physiology.

1. 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.

Word History and Origins

Origin of beta receptor¹

First recorded in 1960–65

Example Sentences

TGF beta binds to TGF beta receptor on cell surface.

From Scientific American