[puhl-som-i-ter] 
| 1. | a pulsimeter. |
| 2. | a pump without pistons, utilizing the pressure of steam and the partial vacuum caused by the condensation of steam alternately in two chambers. |
| pul·som·e·ter (pŭl-sŏm'ĭ-tər) n. A pump without pistons that operates by means of pulsed condensation of steam. Also called vacuum pump. |
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