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From The Collaborative International Dictionary of English v.0.44 [gcide]:
Planetarium \Plan'e*ta"ri*um\, noun [NL.: cf. F. plan['e]taire. See {Planetary}.] An orrery. See {Orrery}.
From WordNet (r) 2.0 [wn]:
planetarium
noun
1: a building housing an instrument for projecting the positions of the planets onto a domed ceiling
2: an optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical dome
3: an apparatus or model for representing the solar systems [also: {planetaria} (pl)]
From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]:
22 Moby Thesaurus words for "planetarium": Cassegrainian telescope, Newtonian telescope, OAO, OSO, astronomical observatory, astronomical telescope, coelostat, coronagraph, coronograph, heliostat, observatory, orrery, radar telescope, radio observatory, radio telescope, reflector, refractor, spectrograph, spectroheliograph, spectrohelioscope, spectroscope, telescope
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Definitions retrieved from local copies of the freely distributed DICT client/server software and databases. Click here for database copyright information. - KM |