per

1 of 4

preposition

1
: by the means or agency of : through
per bearer
2
: with respect to every member of a specified group : for each
3
: according to
per instructions
often used with as
as per usual
Using Per as a Preposition: Usage Guide

Per occurs most frequently in business contexts; its use outside such contexts is often criticized but is quite widespread, especially in sense 2. Its most common and natural nonbusiness uses always involve figures, usually in relation to price,

$150 per performance

automobiles,

32 miles per gallon
55 miles per hour

or sports.

averages 15 points and 9 rebounds per game

per

2 of 4

adverb

: for each : apiece
a bargain at $3.50 per

per

3 of 4

abbreviation

1
period
2
person

per-

4 of 4

prefix

1
: throughout : thoroughly
peruse
2
a
: containing the largest possible or a relatively large proportion of a (specified) chemical element
perchloroethylene
b
: containing an element in its highest or a high oxidation state
perchloric acid

Examples of per in a Sentence

Preposition The speed limit is 35 miles per hour. The car gets 32 miles per gallon. He averages 15 points per game. Per your advice, I accepted their offer. Adverb you can have them at 50 cents per or three for $1.25
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Preposition
Authorities were able to track exactly where Arredondo was after a stranger who lives in Mexico left a message about his whereabouts on a GoFundMe page the family had set up to honor Paolos after his death, per the outlets. Kc Baker, PEOPLE, 31 Oct. 2025 Delta SkyMiles® Reserve American Express Card Members receive 15 Visits per Medallion® Year to the Delta Sky Club® when flying Delta and can unlock an unlimited number of Visits after spending $75,000 in purchases on your Card in a calendar year. Lori Zaino, CNBC, 31 Oct. 2025 Any American who has been receiving $4200 dollars per year of free groceries and does NOT have at least 1 month of groceries stocked should never again receive SNAP, because wow, stop smoking crack. Hannah Parry, MSNBC Newsweek, 31 Oct. 2025 The $50 million third phase was completed in 2020, and included an extension of the docks that allowed the terminal to handle two 1,000-foot-long ships at the same time, pushing the terminal’s maximum capacity to 650,000 TEUs per year. Glenn Taylor, Sourcing Journal, 31 Oct. 2025 See All Example Sentences for per

Word History

Etymology

Preposition

Latin, through, by means of, by — more at for

Prefix

Latin, through, throughout, thoroughly, detrimental to, from per

First Known Use

Preposition

14th century, in the meaning defined at sense 1

Adverb

1899, in the meaning defined above

Time Traveler
The first known use of per was in the 14th century

Browse Nearby Words

Cite this Entry

“Per.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/per. Accessed 6 Nov. 2025.

Kids Definition

per

preposition
(ˈ)pər
1
: by means of
2
: to or for each
$10 per day
3
: as indicated by : according to
per list price

Medical Definition

per

1 of 2 preposition
: by the means or agency of : by way of : through
enter through the mouth lining and per the bloodstream to the stomachSydney (Australia) Bulletin
blood per rectum
see per os

per

2 of 2 abbreviation
1
period; periodic
2
person

Legal Definition

per

preposition
: as stated by
used to indicate the author of an opinion with which the majority of judges concur

More from Merriam-Webster on per

Last Updated: - Definition revised
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