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Meaning of PLANETARIUM

Pronunciation:  `plani'tehreeum

 
WordNet Dictionary
 
 Definition: 
  1. [n]  an apparatus or model for representing the solar systems
  2. [n]  an optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical dome
  3. [n]  a building housing an instrument for projecting the positions of the planets onto a domed ceiling
 

PLANETARIUM is a 11 letter word that starts with P.

 

 See Also: building, edifice, model, optical device, orrery, planetarium, simulation

 

 

Webster's 1913 Dictionary
 
 Definition: 
\Plan`e*ta"ri*um\, n. [NL.: cf. F. plan['e]taire.
See {Planetary}.]
An orrery. See {Orrery}.



 
Thesaurus Terms
 
 Related Terms: astronomical observatory, astronomical telescope, Cassegrainian telescope, coelostat, coronagraph, coronograph, heliostat, Newtonian telescope, OAO, observatory, orrery, OSO, radar telescope, radio observatory, radio telescope, reflector, refractor, spectrograph, spectroheliograph, spectrohelioscope, spectroscope, telescope
 

 

 

 

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