D defs.my
Entry 1 sense Webster, 1913

Apportion

/əp-ôr'-shən/ · Ap·por·tion · IPA /əˈpɔɹʃən/
01 v. t. To divide and assign in just proportion; to divide and distribute proportionally; to portion out; to allot; as, to apportion undivided righ…
imp. & p. p. Apportioned; p. pr. & vb. n. Apportioning
  1. 1.
    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.