A water clock or clepsydra (from Ancient Greek κλεψύδρα (klepsúdra) ' pipette, water clock'; from κλέπτω (kléptō) 'to steal' and ὕδωρ (hydor) 'water'; lit. ' water thief') is a timepiece by which …

clepsydra, ancient device for measuring time by the gradual flow of water. One form, used by the North American Indians and some African peoples, consisted of a small boat or floating vessel …

Clepsydra, an alternative name for a water clock. In ancient Greece, a device (now called a water thief) for drawing liquids from vats too large to pour, which utilized the principles of air pressure …

The meaning of CLEPSYDRA is water clock. Did you know?

CLEPSYDRA, Latin, from Greek klepsudra : kleptein, kleps-, to steal + hudōr water, was an horological instrument of great antiquity, among the Egyptians and other eastern nations, …

2024年4月29日 · Around 325 BC, water clocks began to be used by the Greeks, who called this device the clepsydra (‘water thief’). One of the uses of the water clock in Greece, especially in …

What was the Ancient Greek water clock Clepsydra? The water clock was developed to solve the problem of the first timekeeping device known as the sundial. The problem with the sundial …

Water clocks, along with sundials, are, with the exception of the vertical gnomon and the day-counting tally stick, the oldest time-measuring instruments. Where and when water clocks …

Water clocks, also known as clepsydrae, along with sundials, are possibly the oldest time-measuring instruments. To provide a means of measuring time at night the Egyptians also …

In the clepsydra or hydraulic clock of Ctesibius of Alexandria, made about 135 B.C., the movement of water-wheels caused the gradual rise of a little figure, which pointed out the …