Drosometer
Pronunciation : Dro*som"e*ter
Part of Speech : n.
Etymology : [Gr. -meter: cf. F. drosom?tre.] (Meteorol.)
Definition : Defn: An instrument for measuring the quantity of dew on the surface of a body in the open air. It consists of a balance, having a plate at one end to receive the dew, and at the other a weight protected from the deposit of dew.
Source : Webster's Unabridged Dictionary, 1913