Per

Per or PER may refer to:

Places Peru (IOC country code) Pér, a village in Hungary Perthshire (Chapman code), historic county in Scotland

Science and technology Physics education research Packed Encoding Rules, in computing, an ASN.1 wire format Per (storm), a January 2007 storm in Sweden

Mathematics Rate (mathematics), ratio between quantities in different units Price–earnings ratio, 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

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 Perth Airport (IATA code), in Western Australia Penrhiwceiber railway station (National Rail station code), Rhondda Cynon Taf, Wales Perambur railway station (Indian Railways station code), Chennai, India

Other uses Per (given name), a Scandinavian form of Peter Per sign (⅌), a symbol used to indicate a ratio

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