RET

RET or Ret may refer to:

People

 * Ret Chhon (born 1940), former Cambodian cyclist
 * Ret Chol (died 2004), Southern Sudanese politician
 * Ret Turner (1929–2016), American costume designer

Engineering and computer science

 * Renewable energy target
 * Renewable energy technology
 * Resolution enhancement technology, image processing technology used to manipulate dot characteristics
 * ret, return from subroutine instruction in the x86 assembly language
 * Registered engineering technologist, former certification in Alberta, Canada
 * Rehabilitation engineering technologist, a role in rehabilitation engineering
 * Ret, a measurement of the resistance to evaporative heat loss

Transportation

 * Retford railway station, by the British National Rail code RET
 * Rotterdamse Elektrische Tram, the main public transport operator of Rotterdam, the Netherlands
 * Røst Airport, Norway (IATA code)

Biology

 * RET proto-oncogene, a gene on human chromosome 10
 * Resonance energy transfer, a mechanism describing energy transfer between two chromophores

Education

 * Research Experiences for Teachers, a program of the National Science Foundation
 * Russell Education Trust, a Multi-Academy free school Trust

Other

 * Rational Emotive Therapy, therapy now referred to as rational emotive behavior therapy
 * Rational Expectations Theory, economic model-consistent expectations
 * Resistance exercise training, a type of physical exercise
 * Reticulum, a constellation abbreviated Ret
 * Reț, a village in Blăjeni Commune, Hunedoara County, Romania