Webster’s Revised Unabridged Dictionary · 1913
Apportion
Ap·por′tion (ăp·pôr′shŭn), 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.