Meaning & Definition of Planetarium in English
English⟶
Planetarium
/plænətɛriəm/
noun
1. A building housing an instrument for projecting the positions of the planets onto a domed ceiling
synonym:
- planetarium
2. An optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical dome
synonym:
- planetarium
3. An apparatus or model for representing the solar systems
synonym:
- planetarium