Date: 1300-1400
Language: Latin
Origin: 'through, by'


per S3 W1

per hour/day/week etc

during each hour etc:
The park attracts 4 million visitors per year.
miles/kilometres per hour (=used for measuring speed)
a speed limit of 40 miles per hour
2 for each:
How much does it cost per kilo?
rooms costing £40 per night
Admission is £9.95 per adult.
My car does 12 miles per litre (=for each litre of petrol).
The meal cost $25 per head (=for or by each person).

as per something

formal according to something:
The work was carried out as per your instructions.

as per usual/normal

spoken used when something annoying happens which has often happened before:
Jenny was late, as per usual.

Dictionary results for "per"
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