From Wiktionary
per is one of the 1000 most common headwords.
people - per - percent




  1. for each; during each
    Double rooms with full breakfast are £40 per person per night.

Usage notes[change]

  • The preposition per is usually followed by a singular noun phrase with no determiner.
    Take one pill per day, not *Take one pill per a day, and not *Take one pill per days.
  • It is sometimes followed by plural noun phrases, almost always after numbers such as 100, 1,000, 100,00, etc.
    The rate has dropped from nearly 30 per 1,000 women of childbearing age, to less than 2.

Related words[change]