Dictionary
pul•som•e•ter
Pronunciation: (pul-som'i-tur), [key]—
n.
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.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.