Definition of Jupiter noun from the Oxford Advanced Learner's Dictionary

 

Jupiter

 noun
noun
BrE BrE//ˈdʒuːpɪtə(r)//
 
; NAmE NAmE//ˈdʒuːpɪtər//
 
 
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the largest planet of the solar system, fifth in order of distance from the sun Word OriginLatin, from Jovis pater, literally ‘Father Jove’.
See the Oxford Advanced American Dictionary entry: Jupiter