Japanese

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For pronunciation and definitions of きう – see the following entries.
きゅう3
[noun] sphere, globe, orb
[noun] (baseball) pitch
[noun] (slang, electronics) vacuum tube, valve
きゅう1
[numeral] nine
[noun] nine
[noun] : an indeterminate large number, a myriad, a great many
[noun] (divination) the number of yang, in opposition to (roku, six) as the number of yin
Alternative spelling
きゅう1
[noun] rest; vacation
きゅう5
[noun] old things, original state, former state, old times
[noun] the old calendar based on a lunar system
[prefix] paleo-, ex-, old, previous, former
きゅうJ
[noun] moxibustion
きゅうJ
[affix] pigeon, dove
[affix] (by extension) gather together (from the way that pigeons flock together)
(This term, きう (kiu), is a historical kana spelling of the above terms.)
For a list of all kanji read as きう, see Category:Japanese kanji read as きう.)
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Note 1