adrenergic receptor n.
Any of several reactive components of effector tissues most of which are innervated by adrenergic postganglionic fibers of the sympathetic nervous system and are activated by norepinephrine, epinephrine, and various adrenergic drugs. They are classified as alpha-adrenergic receptors and beta-adrenergic receptors according to their response to various adreneregic activating and blocking agents. Also called adrenoreceptor.
adrenic adrenic ad·re·nic (ə-drē’nĭk, ə-drěn’-) adj. Of or relating to the adrenal glands.
a combining form representing adrenal, or adrenaline, in compound words: adrenocortical. adreno- or adren- pref. Adrenal gland; adrenal: adrenomegaly.
adrenoceptive adrenoceptive ad·re·no·cep·tive (ə-drē’nō-sěp’tĭv) adj. Of or relating to chemical sites in effector cells with which the adrenergic mediator unites.
adrenochrome adrenochrome a·dre·no·chrome (ə-drē’nō-krōm’, -nə-) n. A naturally occurring chemical formed during the oxidation of epinephrine.