apportion

[uh-pawr-shuh n, uh-pohr-]
verb (used with object)
  1. to distribute or allocate proportionally; divide and assign according to some rule of proportional distribution: to apportion expenses among the three men.

Origin of apportion

1565–75; < Middle French apportionner, equivalent to ap- ap-1 + portionner to portion
Related formsap·por·tion·a·ble, adjectiveap·por·tion·er, nounnon·ap·por·tion·a·ble, adjectiveun·ap·por·tioned, adjective
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Historical Examples of apportionable


British Dictionary definitions for apportionable

apportion

verb
  1. (tr) to divide, distribute, or assign appropriate shares of; allot proportionallyto apportion the blame
Derived Formsapportionable, adjectiveapportioner, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for apportionable

apportion

v.

1570s, from Middle French apportionner, from Old French aporcioner "apportion, share out," from a- "to" (see ad-) + portioner "to divide into portions," from portion "share, portion" (see portion). Related: Apportioned; apportioning.

Online Etymology Dictionary, © 2010 Douglas Harper