Dictionary.com

pro rata

[ proh rey-tuh, rah- ]
/ proʊ ˈreɪ tə, ˈrɑ- /
Save This Word!

adverb
in proportion; according to a certain rate.
QUIZ
WILL YOU SAIL OR STUMBLE ON THESE GRAMMAR QUESTIONS?
Smoothly step over to these common grammar mistakes that trip many people up. Good luck!
Question 1 of 7
Fill in the blank: I can’t figure out _____ gave me this gift.

Origin of pro rata

First recorded in 1565–75, pro rata is from Medieval Latin prō ratā

Other definitions for pro rata (2 of 2)

pro-rata
[ proh-rey-tuh, -rah- ]
/ proʊˈreɪ tə, -ˈrɑ- /

adjective
proportionately determined: a pro-rata share of income.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use pro rata in a sentence

British Dictionary definitions for pro rata

pro rata
/ (ˈprəʊ ˈrɑːtə) /

in proportion

Word Origin for pro rata

Medieval Latin
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
FEEDBACK