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Webster 1913 Edition
Hygroscopic
Hyˊgro-scop′ic
,Adj.
[Cf. F.
hygroscopique
.] 1.
Of or pertaining to, or indicated by, the hygroscope; not readily manifest to the senses, but capable of detection by the hygroscope;
as, glass is often covered with a film of
. hygroscopic
moisture2.
Having the property of readily inbibing moisture from the atmosphere, or of the becoming coated with a thin film of moisture, as glass, etc.
Webster 1828 Edition
Hygroscopic
HYGROSCOP'IC
,Adj.