sympathetic system 名詞
 交感(神經)系,交感神經系統
 Nerv·ous a.
 1. Possessing nerve; sinewy; strong; vigorous. “Nervous arms.”
 2. Possessing or manifesting vigor of mind; characterized by strength in sentiment or style; forcible; spirited; as, a nervous writer.
 3. Of or pertaining to the nerves; seated in the nerves; as, nervous excitement; a nervous fever.
 4. Having the nerves weak, diseased, or easily excited; subject to, or suffering from, undue excitement of the nerves; easily agitated or annoyed.
    Poor, weak, nervous creatures.   --Cheyne.
 5. Sensitive; excitable; timid.
    Our aristocratic class does not firmly protest against the unfair treatment of Irish Catholics, because it is nervous about the land.   --M. Arnold.
 Nervous fever Med., a low form of fever characterized by great disturbance of the nervous system, as evinced by delirium, or stupor, disordered sensibility, etc.
 Nervous system Anat., the specialized coordinating apparatus which endows animals with sensation and volition. In vertebrates it is often divided into three systems: the central, brain and spinal cord; the peripheral, cranial and spinal nerves; and the sympathetic. See Brain, Nerve, Spinal cord, under Spinal, and Sympathetic system, under Sympathetic, and Illust. in Appendix.
 Nervous temperament, a condition of body characterized by a general predominance of mental manifestations.
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 Sym·pa·thet·ic a.
 1. Inclined to sympathy; sympathizing.
 Far wiser he, whose sympathetic mind
 Exults in all the good of all mankind.   --Goldsmith.
 2. Produced by, or expressive of, sympathy.
    Ope the sacred source of sympathetic tears.   --Gray.
 3. Physiol. (a) Produced by sympathy; -- applied particularly to symptoms or affections. See Sympathy. (b) Of or relating to the sympathetic nervous system or some of its branches; produced by stimulation on the sympathetic nervious system or some part of it; as, the sympathetic saliva, a modified form of saliva, produced from some of the salivary glands by stimulation of a sympathetic nerve fiber.
 Sympathetic ink. Chem. See under Ink.
 Sympathetic nerve Anat., any nerve of the sympathetic system; especially, the axial chain of ganglions and nerves belonging to the sympathetic system.
 Sympathetic powder Alchemy, a kind of powder long supposed to be able to cure a wound if applied to the weapon that inflicted it, or even to a portion of the bloody clothes. --Dunglison.
 Sympathetic sounds Physics, sounds produced from solid bodies by means of vibrations which have been communicated to them from some other sounding body, by means of the air or an intervening solid.
 Sympathetic system Anat., a system of nerves and nerve ganglions connected with the alimentary canal, the vascular system, and the glandular organs of most vertebrates, and controlling more or less their actions. The axial part of the system and its principal ganglions and nerves are situated in the body cavity and form a chain of ganglions on each side of the vertebral column connected with numerous other ganglions and nerve plexuses.
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