Definify.com
Webster 1913 Edition
Clepsydra
Clep′sy-dra
(?; 277)
, Noun.
[L. from Gr. [GREEK]; [GREEK] to steal, conceal + [GREEK] water.]
A water clock; a contrivance for measuring time by the graduated flow of a liquid, as of water, through a small aperture. See Illust. in
Appendix
. Webster 1828 Edition
Clepsydra
CLEPSYDRA
, n.1.
A time piece used by the Greeks and Romans, which measured time by the discharge of a certain quantity of water. Also, a fountain in Greece.2.
A chimical vessel.