不定

Adjective

 * 1) uncertain
 * 2) unstable
 * 3)  indefinite
 * 4)  adventitious

Adverb

 * 1) not being certain; not knowing for sure

Noun

 * 1)  A combination 一中三下 in the Lingqijing.

Adjective

 * 1) not settled, not fixed
 * 2) unexpected, surprising

Noun

 * 1) not settled, not fixed
 * 2) being unexpected, surprising

Adjective

 * 1) undecided, to be determined, to be decided
 * 2)  indefinite; as in the term 'indefinite integral'

Noun

 * 1) being undecided, being yet to be determined, or yet to be decided
 * 2)  indefiniteness, an integral being without specific limits