PET

A pet is an animal kept primarily for company, protection or entertainment.

Pet or PET may also refer to:

Science

 * Polyethylene terephthalate, a common plastic material in the polyester family
 * Paired-end tag, a short sequence at the end of a DNA fragment
 * Photoinduced electron transfer, a process of electron transfer under action of light
 * Pólya enumeration theorem, a mathematical theorem in enumerative combinatorics
 * Potential evapotranspiration, a measure of the atmospheric demand for water vapour from evaporation and transpiration
 * pET, a series of cloning expression vectors

Medicine

 * Patulous Eustachian tube, a medical disorder affecting the middle ear
 * Positron emission tomography, a medical imaging technique
 * Pre-eclampsia, a medical complication of pregnancy

Technology

 * Commodore PET (Personal Electronic Transactor), a 1970s era personal computer
 * Personal Energy Transportation, a mobility device for disabled individuals
 * Privacy-enhancing technologies, a general term for a set of computer tools, applications and mechanisms

Organizations and businesses

 * Politiets Efterretningstjeneste, the national intelligence security agency of Denmark
 * PET International, non-profit organization that promotes and supports Personal Energy Transportation
 * Pet, Inc., a former American producer of evaporated milk and other food products
 * Pet Airways, an American company specializing in the transportation of pets

Arts and entertainment

 * Personal Electronic Thing, part of the player-computer persona communications system in the Starship Titanic video game
 * Personal Terminal (Mega Man), a handheld device used in the Mega Man Battle Network video games
 * Pet (album), an album by Fur Patrol
 * Pet (film), a 2016 American/Spanish psychological thriller
 * Pet (manga), a manga series by Ranjō Miyake
 * Pet (novel), a 2019 young adult speculative fiction novel by Nigerian author Akwaeke Emezi
 * Penthouse Pet, a feature of Penthouse magazine

Education

 * Parent Effectiveness Training, a parent education program developed by Thomas Gordon
 * Preliminary English Test, former name of the B1 Preliminary, an examination of English proficiency provided by Cambridge English
 * Psychometric Entrance Test, an Israeli standardized university entrance exam

Transport

 * Petts Wood railway station, London, England (National Rail station code)

Other uses

 * Pierre Elliott Trudeau (1919–2000), nicknamed PET, former Prime Minister of Canada
 * PET (time), the time zone for Peru
 * Potentially Exempt Transfer, a concept in the inheritance tax code of the United Kingdom
 * Presidential Electoral Tribunal, an electoral tribunal in the Philippines
 * Pet., abbreviation of Petitioner, a person who pleads with governmental institution for a legal remedy or a redress of grievances
 * Pet., abbreviation for reports by Richard Peters (reporter) (1780–1848), reporter of decisions of the Supreme Court of the United States