• synonyms

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.
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Origin of beta receptor

First recorded in 1960–65
Also called beta-adrenergic receptor.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018