Definify.com
Webster 1913 Edition
Hygrometer
Hy-grom′e-ter
,Noun.
[Gr. [GREEK] wet, moist +
-meter
: cf. F. hygromètre
.] (Physics)
An instrument for measuring the degree of moisture of the atmosphere.
Webster 1828 Edition
Hygrometer
HYGROM'ETER
,Noun.