prorate [proh- reyt, proh-reyt] Word Origin See more synonyms on Thesaurus.com verb (used without object), pro·rat·ed, pro·rat·ing. to make an arrangement on a basis of proportional distribution. verb (used with object), pro·rat·ed, pro·rat·ing. to divide, distribute, or calculate proportionately. Origin of prorate 1855–60, Americanism
; partial translation of
pro rata Related forms pro·rat·a·ble, adjective pro·ra·tion, noun
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for pro-rated mainly US and Canadian to divide, assess, or distribute (something) proportionately Derived Forms proratable, adjective proration, noun Word Origin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Word Origin and History for pro-rated prorate v.
pro-rate, "divide proportionally," 1860, American English, verb derived from Latin pro rata (parte) (see pro rata). Related: Prorated; prorating.
Online Etymology Dictionary, © 2010 Douglas Harper
To divide or distribute a sum of money proportionately. For example, if one owned an automobile for only three months, an insurance company would prorate the annual premium by charging only one-quarter of it.
The New Dictionary of Cultural Literacy, Third Edition
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