Source : Webster's Revised Unabridged Dictionary (1913)

Apportion \Ap*por"tion\, v. t. [imp. & p. p. {Apportioned}; p.
   pr. & vb. n. {Apportioning}.] [OF. apportionner, LL.
   apportionare, fr. L. ad + portio. See {Portion}.]
   To divide and assign in just proportion; to divide and
   distribute proportionally; to portion out; to allot; as, to
   apportion undivided rights; to apportion time among various
   employments.

Source : WordNet®

apportioned
     adj : given out in portions [syn: {dealt out}, {doled out}, {meted
           out}, {parceled out}]