[W/K] :: Current meter

  Current \Cur"rent\, n. [Cf. F. courant. See Current, a. ]
     [1913 Webster]
     1. A flowing or passing; onward motion. Hence: A body of
        fluid moving continuously in a certain direction; a
        stream; esp., the swiftest part of it; as, a current of
        water or of air; that which resembles a stream in motion;
        as, a current of electricity.
        [1913 Webster]
  
              Two such silver currents, when they join,
              Do glorify the banks that bound them in. --Shak.
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              The surface of the ocean is furrowed by currents,
              whose direction . . . the navigator should know.
                                                    --Nichol.
        [1913 Webster]
  
     2. General course; ordinary procedure; progressive and
        connected movement; as, the current of time, of events, of
        opinion, etc.
        [1913 Webster]
  
     Current meter, an instrument for measuring the velocity,
        force, etc., of currents.
  
     Current mill, a mill driven by a current wheel.
  
     Current wheel, a wheel dipping into the water and driven by
        the current of a stream or by the ebb and flow of the
        tide.
  
     Syn: Stream; course. See Stream.
          [1913 Webster]