Definition, Meaning & Synonyms
planetaries
noun
/ˈplænɪˌtɛriz/
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Definition
Devices or mechanisms that represent or map the positions and movements of planets and other celestial bodies in the solar system or universe.
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Examples
- The planetaries in the museum allow visitors to see the alignment of the planets at any given time.
- Using planetaries, astronomers can predict the motion of stars and planets years in advance.
- She learned about the solar system through interactive planetaries that accurately depicted the orbits of the planets.
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Meaning
Typically used to refer to instruments in astronomy that simulate the movement of celestial bodies, allowing users to visualize planetary positions and events such as eclipses and conjunctions.
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Synonyms
- Celestial models
- Astronomical simulators
- Planetarium devices
- Star charts