THESAURUS

Celatone Thesaurus

(historical) A device invented by Galileo Galilei to observe Jupiter's moons with the purpose of finding longitude on Earth. It took the form of a piece of headgear with a telescope taking the place of an eyehole.

Related Words

Related dictionary entries include coelostat, coronograph, astrolabe, equatorial, meteoroscope, nocturlabe.

Continue With Celatone

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