Galvanic \Gal*van"ic\, a. [From Galvani, a professor of
   physiology at Bologna, on account of his connection (about
   1780) with the discovery of dynamical or current electricity:
   cf. F. galvanique.]
   Of or pertaining to, or exhibiting the phenomena of,
   galvanism; employing or producing electrical currents.
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   Galvanic battery (Elec.), an apparatus for generating
      electrical currents by the mutual action of certain
      liquids and metals; -- now usually called voltaic
      battery. See Battery.

   Galvanic circuit or Galvanic circle. (Elec.) See under
      Circuit.

   Galvanic pile (Elec.), the voltaic pile. See under
      Voltaic.
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Circuit \Cir"cuit\, n. [F. circuit, fr. L. circuitus, fr.
   circuire or circumire to go around; circum around + ire to
   go.]
   1. The act of moving or revolving around, or as in a circle
      or orbit; a revolution; as, the periodical circuit of the
      earth round the sun. --Watts.
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   2. The circumference of, or distance round, any space; the
      measure of a line round an area.
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            The circuit or compass of Ireland is 1,800 miles.
                                                  --J. Stow.
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   3. That which encircles anything, as a ring or crown.
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            The golden circuit on my head.        --Shak.
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   4. The space inclosed within a circle, or within limits.
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            A circuit wide inclosed with goodliest trees.
                                                  --Milton.
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   5. A regular or appointed journeying from place to place in
      the exercise of one's calling, as of a judge, or a
      preacher.
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   6.
      (a) (Law) A certain division of a state or country,
          established by law for a judge or judges to visit, for
          the administration of justice. --Bouvier.
      (b) (Methodist Church) A district in which an itinerant
          preacher labors.
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   7. Circumlocution. [Obs.] "Thou hast used no circuit of
      words." --Huloet.
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   Circuit court (Law), a court which sits successively in
      different places in its circuit (see Circuit, 6). In the
      United States, the federal circuit courts are commonly
      presided over by a judge of the supreme court, or a
      special circuit judge, together with the judge of the
      district court. They have jurisdiction within statutory
      limits, both in law and equity, in matters of federal
      cognizance. Some of the individual States also have
      circuit courts, which have general statutory jurisdiction
      of the same class, in matters of State cognizance.

   Circuit of action or Circuity of action (Law), a longer
      course of proceedings than is necessary to attain the
      object in view.

   To make a circuit, to go around; to go a roundabout way.

   Voltaic circle or Galvanic circle or Voltaic circuit or
   Galvanic circuit, a continous electrical communication
      between the two poles of a battery; an arrangement of
      voltaic elements or couples with proper conductors, by
      which a continuous current of electricity is established.
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