| / English Dictionary |
PLANETARIUM
| Pronunciation (US): |  | (GB): | |
Irregular inflected form: planetaria
I. (noun)
Sense 1
Meaning:
An apparatus or model for representing the solar systems
Classified under:
Nouns denoting man-made objects
Hypernyms ("planetarium" is a kind of...):
model; simulation (representation of something (sometimes on a smaller scale))
Hyponyms (each of the following is a kind of "planetarium"):
orrery (planetarium consisting of an apparatus that illustrates the relative positions and motions of bodies in the solar system by rotation and revolution of balls moved by wheelwork; sometimes incorporated in a clock)
Sense 2
Meaning:
An optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical dome
Classified under:
Nouns denoting man-made objects
Hypernyms ("planetarium" is a kind of...):
optical device (a device for producing or controlling light)
Holonyms ("planetarium" is a part of...):
planetarium (a building housing an instrument for projecting the positions of the planets onto a domed ceiling)
Sense 3
Meaning:
A building housing an instrument for projecting the positions of the planets onto a domed ceiling
Classified under:
Nouns denoting man-made objects
Hypernyms ("planetarium" is a kind of...):
building; edifice (a structure that has a roof and walls and stands more or less permanently in one place)
Meronyms (parts of "planetarium"):
planetarium (an optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical dome)
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