Dasymeter

2 definitions found

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

  Dasymeter \Da*sym"e*ter\, n. [Gr. dasy`s rough, thick + -meter.]
     (Physics)
     An instrument for testing the density of gases, consisting of
     a thin glass globe, which is weighed in the gas or gases, and
     then in an atmosphere of known density.
     [1913 Webster]



From WordNet (r) 2.0 [wn]:

  dasymeter
       n : densimeter consisting of a thin glass globe that is weighed
           in a gas to determine its density