- Callisto
[Callisto 词源字典]
- fourth moon of Jupiter; in classical mythology a nymph, mother of Arcas by Zeus, turned to a bear by Hera, from Greek kallistos, superlative of kalos "beautiful," from PIE *kal- (2) "beautiful." Feminized as proper name Callista.[Callisto etymology, Callisto origin, 英语词源]