Main Entry:

clep·sy·dra

Pronunciation:

\ˈklep-sə-drə\

Function:

noun

Inflected Form(s):

plural clep·sy·dras or clep·sy·drae \-ˌdrē, -ˌdrī\

Etymology:

Latin, from Greek klepsydra, from kleptein to steal + hydōr water — more at klept-, water

Date:

1580

: water clock