Archaic, poetic term for the moon, literally 'jade rabbit', referring to the mythical rabbit in the moon. Not used in modern everyday speech.
In old waka poems, 'gyokuto' is used as an alternate name for the moon.
Archaic kanji compound for 'moon'; the reading ぎょくと is rare and literary.
From Chinese 玉兔 (yùtù), literally 'jade rabbit', a mythological reference to the rabbit said to live on the moon. The exact historical derivation into Japanese is uncertain.