Definition

Noun: A clepsydra is a device that measures the passage of time by regulating the flow of water from one container to another. It is an ancient timekeeping instrument, also known as a water clock.

Usage

The word "clepsydra" is a formal and historical term. It is used primarily in academic, historical, or archaeological contexts to describe ancient time-measuring technology. * The museum's exhibit on ancient science featured a reconstructed clepsydra. * Before mechanical clocks, civilizations like the Greeks and Chinese used a clepsydra to mark time intervals.

Examples

• The philosopher used a clepsydra to time his lectures, ensuring they did not run too long.
• Archaeologists found fragments of a clepsydra at the site, indicating the society had advanced knowledge of engineering.

Advanced Usage

• In historical analysis: The term is used to discuss the evolution of technology and its impact on societal organization, such as scheduling legal proceedings or religious ceremonies.
  • The introduction of the clepsydra in courts allowed for more standardized timing of speeches.

Variants and Related Words

• Water clock: This is the more common and descriptive English term for a clepsydra. They are synonyms.
• Timepiece (n): A general term for any instrument that measures time.
• Horology (n): The study and measurement of time and the art of making timepieces.

Synonyms

• Water clock
• Timekeeper (in a general sense)

Antonyms

• There is no direct antonym, as it is a specific object. Contrasting timekeeping devices include:
  • Sundial (measures time using the sun's shadow)
  • Mechanical clock
  • Atomic clock

Related Idioms or Phrases

There are no common idioms or phrasal verbs using the word "clepsydra" due to its specialized and archaic nature.

Noun

1. clock that measures time by the escape of water