Titania
/tɪˈtɑːnɪə/- Astronomy the largest satellite of Uranus, the fourteenth closest to the planet and having an icy surface, discovered by W. Herschel in 1787 (diameter 1,600km)【天文】天（王）卫三。
词源
the name of the queen of the fairies in Shakespeare's A Midsummer Night's Dream.