This term refers to three devices: one ancient and two modern.1. A water thief is a rubber fitting that attaches to an unthreaded faucet on one end and a common garden hose on the other.... "), the Greek word for water clock
Water clock
A water clock or clepsydra is any timekeeper operated by means of a regulated flow of liquid into or out from a vessel where the amount is then measured.... .
Clepsydra Geyser is a geyser in the Geothermal areas of Yellowstone#Upper Geyser Basin of Yellowstone National Park in the United States.Clepsydra plays nearly continuously to heights of 45 feet .... in the Lower Geyser Basin of Yellowstone