9 Grammatical Pitfalls


[uh-pawr-shuh n, uh-pohr-] /əˈpɔr ʃən, əˈpoʊr-/
verb (used with object)
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 forms
apportionable, adjective
apportioner, noun
nonapportionable, adjective
unapportioned, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for apportion
  • It is too soon to point fingers at individuals or apportion blame precisely.
  • Their report will no doubt apportion blame and recommend changes in maintenance procedures.
  • To apportion blame to one partner or another in this marriage is, as ought by now to be evident, pointless.
  • It is a complicated thing, they said, to apportion compensation in a bear market.
  • There was no federally engineered compensation fund, no blue-ribbon panel to apportion blame.
  • City officials are under legal mandates to provide housing, and officials say they have tried to apportion it fairly.
  • Of course, discount hurdles do not apportion costs among buyers with precision.
  • And to apportion proper credit for that, one has to peek behind the scenes.
  • He can intrude by asking to be told what no one will volunteer, or he can fairly apportion the wine.
  • How to measure that and apportion damages is for a jury to decide.
British Dictionary definitions for apportion


(transitive) to divide, distribute, or assign appropriate shares of; allot proportionally: to apportion the blame
Derived Forms
apportionable, adjective
apportioner, 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
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Word Origin and History for apportion

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
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