[1] : The Collaborative International Dictionary of English v.0.48

apportion \appor"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.
   1913 webster
see also:
apportioned apportioning portion 

[2] : WordNet (r) 2.0

apportion
     v 1: distribute according to a plan or set apart for a special
          purpose; "i am allocating a loaf of bread to everyone on
          a daily basis"; "i'm allocating the rations for the
          camping trip" syn: allocate
     2: give out as one's portion or share syn: share, divvy up,
         portion out, deal
see also:
allocate share divvy up portion out deal 

[3] : Moby Thesaurus II by Grady Ward, 1.0

87 moby thesaurus words for "apportion":
   accord, align, allocate, allot, array, assign, award,
   be partners in, bestow, carve, carve up, collocate, compose,
   cooperate, count, cut, cut up, deal, deal out, decrease, dish out,
   dispense, dispose, distribute, district, divide,
   divide into shares, divide up, divide with, divvy, divvy up,
   divvy up with, dole out, fix, give, go even stephen,
   go fifty-fifty, go halvers, go halves, go shares, grant, halve,
   increase, line, line up, lot, marshal, measure, mete out, number,
   parcel, parcel out, part, partition, place, portion, portion out,
   present, prorate, quantify, quantize, quota, rally, range, rate,
   ration, reduce, regiment, section, segment, separate, serve,
   set out, share, share in, share out, share with, shift, slice,
   slice the pie, slice up, space, split, split the difference,
   split up, subdivide, zone

Apportion >> A Words
Apportion, definition of term: Apportion
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