clepsydras

the ancient clepsydra was used to measure time.

in the museum, we saw a beautifully crafted clepsydra.

the clepsydra marked the passage of time in a unique way.

using a clepsydra was common in ancient civilizations.

the design of the clepsydra fascinated many historians.

he explained how the clepsydra works during the lecture.

clepsydras were often used in courts to time speeches.

the water level in the clepsydra dropped steadily.

artists have depicted the clepsydra in various forms.

he set the clepsydra to time his meditation session.