PLANETARIUM
Scrabble letter values: P3L1A1N1E1T1A1R1I1U1M3 = 15
Definition
- 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.