A really fast thesaurus... with lots of synonyms.
Planetarium has 21 synonyms. The top synonyms for planetarium are astronomical observatory, Cassegrainian telescope, astronomical telescope, Newtonian telescope, spectrohelioscope, spectroheliograph, radio observatory, radio telescope and 13 more. Another word for planetarium is astronomical observatory. Browse the full list below.
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| Random | DefinitionA common synonym for planetarium is astronomical observatory. Other synonyms include Cassegrainian telescope, astronomical telescope, Newtonian telescope, spectrohelioscope.
Planetarium has 21 synonyms listed on Thesaurasize.
(n): a display museum in which images of stars and other astronomical phenomena are projected onto a domed ceiling; an orrery
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