Per is a
Latin preposition
Prepositions and postpositions, together called adpositions (or broadly, in traditional grammar, simply prepositions), are a class of words used to express spatial or temporal relations (''in'', ''under'', ''towards'', ''before'') or mark various ...
which means "through" or "for each", as in
per capita.
Per or PER may also refer to:
Places
* IOC country code for
Peru
*
Pér, a village in Hungary
* Chapman code for
Perthshire
Perthshire (locally: ; gd, Siorrachd Pheairt), officially the County of Perth, is a historic county and registration county in central Scotland. Geographically it extends from Strathmore in the east, to the Pass of Drumochter in the north, ...
, historic county in Scotland
Math and statistics
*
Rate (mathematics), ratio between quantities in different units, described with the word "per"
*
Price–earnings ratio
The price-earnings ratio, also known as P/E ratio, P/E, or PER, is the ratio of a company's share (stock) price to the company's earnings per share. The ratio is used for valuing companies and to find out whether they are overvalued or under ...
, in finance, a measure of growth in earnings
*
Player efficiency rating, a measure of basketball player performance
*
Partial equivalence relation, class of relations that are symmetric and transitive
*
Physics education research
Physics education research (PER) is a form of discipline-based education research specifically related to the study of the teaching and learning of physics, often with the aim of improving the effectiveness of student learning. Approximatel ...
Science
*
Perseus (constellation), standard astronomical abbreviation
*
Period (gene) or ''per'' that regulates the biological clock and its corresponding protein PER
*
Protein efficiency ratio, of food
* PER or peregrinibacteria, a candidate
bacterial phylum
Media and entertainment
*
PeR (band), a Latvian pop band
*
''Per'' (film), a 1975 Danish film
Transport
* IATA code for
Perth Airport in Western Australia
* National Rail station code for
Penrhiwceiber railway station, Rhondda Cynon Taf, Wales
Other
*
Per (given name), a Scandinavian form of Peter
*
Per (storm), a storm in Sweden, in January 2007
*
Packed Encoding Rules, in computing, an ASN.1 wire format
See also
*
*
*
Perr (disambiguation)
*
Pers (disambiguation) Pers may refer to:
* Pers, Cantal, France, a commune near Aurillac
* Pers, Deux-Sèvres, France, a commune near Poitiers
* ''Pers.'', taxonomic author abbreviation for mycologist Christiaan Hendrik Persoon
*Persian language
PERS may refer to:
...
*
Purr (disambiguation)
A purr is a sound in cat communication.
Purr may also refer to:
* Purr (Pillow Pal), a Pillow Pal tiger made by Ty, Inc.
* Purr (fragrance), a fragrance by Katy Perry
*PURRR, a fictional organization .U.R.R.R. - Philanthropic Union for Rescue, R ...
{{disambiguation, geo