planetarium

/plænʌtˈɛriʌm/

Explore definitions, synonyms, and language insights of planetarium

Definitions

Noun
a building housing an instrument for projecting the positions of the planets onto a domed ceiling
Noun
an optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical dome
Noun
an apparatus or model for representing the solar systems

More Specific Terms