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2. alpha-adrenoceptor
noun. 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 vasoconstriction and relaxation of intestinal muscles and contraction of smooth muscles).
Antonyms
Synonyms
3. alpha-adrenergic_receptor
noun. 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 vasoconstriction and relaxation of intestinal muscles and contraction of smooth muscles).
Antonyms
Synonyms
5. alpha
adjective. ['ˈælfə'] early testing stage of a software or hardware product.