Vacuometer

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Vacuometer \Vac`u*om"e*ter\, n. [Vacuum + -meter.] (Physics)
     (a) An instrument for the comparison of barometers.
     (b) An apparatus for the measurement of low pressures.
         [Webster 1913 Suppl.]