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1. (n.) beta receptor
a site on a cell, as of the heart, that upon interaction with epinephrine or norepinephrine controls heartbeat and heart contractibility, vasodilation, and other physiological processes.
Etymology: (1960–65)
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| Definition of 'beta receptor' |
Princeton's WordNet |
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1. (noun) beta receptor, beta-adrenergic receptor, beta-adrenoceptor
receptors postulated to exist on nerve cell membranes of the sympathetic nervous system in order to explain the specificity of certain agents that affect only some sympathetic activities (such as vasodilation and increased heart beat)
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