Meaning & use
proration
The act of dividing or adjusting an amount proportionally, based on a share of the whole.
See it in a sentence
The proration of her salary reflected the two weeks she worked before resigning.
Insurance premiums are often subject to proration when a policy starts mid-month.
A note on using this word
Proration is common in billing, insurance, and payroll contexts, where a full amount is divided according to time used or another fair share.
Words with a similar meaning
apportionment
Choose a synonym to suit the sentence. Meanings can overlap without being identical.
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