From The Collaborative International Dictionary of English v.0.48:

Pulsometer \Pul*som"e*ter\, n. [Pulse + -meter.]
   [1913 Webster]
   1. A device, with valves, for raising water by steam, partly
      by atmospheric pressure, and partly by the direct action
      of the steam on the water, without the intervention of a
      piston; -- also called vacuum pump.
      [1913 Webster]

   2. A pulsimeter.
      [1913 Webster]
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