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.

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Also called beta-adrenergic receptor.
Compare alpha receptor.

Origin of beta receptor

First recorded in 1960–65
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Medical definitions for beta receptor

beta-receptor

n.

beta-adrenergic receptor
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.