'Dasymeter' definitions:

Definition of 'dasymeter'

From: WordNet
noun
Densimeter consisting of a thin glass globe that is weighed in a gas to determine its density

Definition of 'Dasymeter'

From: 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]