A2preposition1K

Per

UK /["/pə(r)//pɜː(r)/"]/US /["/pər//pɜːr/"]/

Definition

used to express the cost or amount of something for each person, number used, distance travelled, etc.

In simple words: for each or by means of.

Examples

  • Rooms cost £50 per person, per night.
  • 60 **miles per hour**
  • France consumes around 200 000 tonnes of cocoa **per year**.
  • This country has a higher crime rate per 100 000 of the population than most other European countries.
  • The work was carried out as per instructions.
  • Everyone blamed me as per usual.

Usage notes

Use 'per' when giving rates or amounts, like 'per hour' or referencing a rule, like 'as per your request'. It’s formal and often appears in written English.

Grammar pattern

per + noun or object

Memory hint

Think of 'per' as a 'pair' of things, each having a value.

Collocations

  • per person
  • per day
  • per month
  • per the agreement

Synonyms

  • for each
  • according to
  • by
  • in relation to

Antonyms

  • excluding
  • less than

Common mistakes

  • 'Per' is sometimes confused with 'by', especially in informal contexts.
  • 'Per' is often improperly used with plural nouns (e.g., 'per items' instead of 'per item').
  • Learners may forget to follow 'per' with a clear noun or amount.