\Sym`pa*thet"ic\, a. [See {Sympathy}, and cf.
{Pathetic}.]
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.