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adjective

pro rata

proh RAH-tuh

Pro rata (adjective) means Worked out in proportion to a larger whole, so that each part gets a share matching its size, time or contribution. Example: “Part-time staff receive a pro rata holiday entitlement.”

adjective
1
Worked out in proportion to a larger whole, so that each part gets a share matching its size, time or contribution.
"Part-time staff receive a pro rata holiday entitlement."
"The salary is £40,000 pro rata for a three-day week."
adverb
1
In proportion; by a matching share.
"Costs will be divided pro rata among the four owners."

How to Use Pro rata

Learner’s notes

In plain EnglishSplit fairly in proportion, so you get the share that matches your part.

When to use it

Standard in employment, billing and finance; written as two words in British usage, sometimes hyphenated as pro-rata before a noun.

Memory tip

In a job advert, "£40,000 pro rata" is the full-time figure, not what a part-timer will actually be paid.

Trace the full origin ↓
Easily confused with
pro rata vs prorated pro rata vs flat rate
Common pairings
pro rata salary pro rata basis pro rata share paid pro rata
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Fill the Gap

Can you complete this real example?

Part-time staff receive a _____ holiday entitlement.

Etymology

From Latin pro rata parte, "according to the calculated share".

Origin: Latin

proportional proportionate scaled apportioned proportionally proportionately

Antonyms

flat-rate fixed

Related Words

Rhymes for pro rata

See all rhymes for pro rata →

Frequently Asked Questions

What does "salary pro rata" mean in a job advert?

It means the figure quoted is the full-time equivalent, and your actual pay will be scaled to the hours you work. On a £40,000 pro rata salary, someone working three days out of five would earn about £24,000.

What is the difference between pro rata and prorated?

They express the same idea. Pro rata is the Latin phrase used as an adjective or adverb, common in British English; prorated is the American verb form meaning the amount has already been adjusted in proportion.

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Definitions: FreeDict original editorial · etymology from FreeDict original editorial