Pai or PAI may refer to:

People

* Pai (surname), Indian surname from coastal Karnataka and Goa plus people with the name * Pai (Chinese surname), includes Chinese name origin, plus people with the name

Fictional characters

* Pai (Manga character), a character from "3x3 Eyes" * Pie (Tokyo Mew Mew), a villain from the manga and anime series ''Tokyo Mew Mew''

Places

* Pai, Iran, a village in Isfahan Province * Pai, Thailand, a small town in Mae Hong Son Province ** Pai District, the district around the town **

Pai River The Pai River (, ; ) is a river that originates in the mountains of the Daen Lao Range, Pai District, Mae Hong Son Province, Thailand Thailand, officially the Kingdom of Thailand and historically known as Siam (the official name until ...

** Pai Airport * Pai, Tank, a union council in Pakistan * Pai Northern Thai Kitchen, a restaurant chain in Toronto, Canada

Games

* Gwat Pai, Chinese dominoes set * Pai Gow, Chinese gambling game **

Pai gow poker Pai gow poker (also called double-hand poker) is a version of pai gow that is played with French-suited playing cards rather than Chinese dominoes. The game of pai gow poker was created in 1985 in the United States by Sam Torosian, owner of ...

, Americanized version

Other uses

* Pai languages (Paipai, Walapai, Havasupai) * Pai dialect of the

Northern Sotho Sepedi, also known as Northern Sotho, is one of South Africa’s twelve official languages and belongs to the Bantu language family, specifically the Sotho-Tswana group. The language is spoken mainly in Limpopo Province, and to a lesser exten ...

language * Pai (fish trap) * "Pai", a 2016 song by

Bad Gyal Alba Farelo Solé (born 7 March 1997), known professionally as Bad Gyal, is a Spanish singer and songwriter. Bad Gyal has developed a strong cult following ever since her musical career began in 2016, with an interpretation of Rihanna's "Work ( ...

Acronyms

PAI Partners PAI Partners is a French private equity firm based in Paris. It is one of the oldest firms in the sector, with its origins dating back to Paribas Affaires Industrielles, historically the principal investment arm of Paribas, which started opera ...

, a French private equity firm * PAI (Personal Activity Intelligence), a fitness indicator developed by researcher Ulrik Wisløff * Parachute Association of Ireland, a representative/regulatory body for skydivers in Ireland * ''Parti Africain de l’Indépendance'' ( African Independence Party), a former political party in Bourkina Faso * PartnerAid International, a German-based Christian humanitarian organization * Partnership on AI, US-based tech nonprofit committed to responsible AI use * Pathogenicity island, a distinct class of genomic island which is acquired by horizontal transfer * Periodic annual increment * Persatuan Arab Indonesia, an association of Arab Indonesians *

Personality Assessment Inventory Personality Assessment Inventory (PAI), developed by Leslie Morey (1991, 2007), is a self-report 344-item personality test that assesses a respondent's personality and psychopathology. Each item is a statement about the respondent that the respo ...

, a test given by psychologists * Photoacoustic imaging *

Plasminogen activator inhibitor-1 Plasminogen activator inhibitor-1 (PAI-1) also known as endothelial plasminogen activator inhibitor (serpin E1) is a protein that in humans is encoded by the ''SERPINE1'' gene. Elevated PAI-1 is a risk factor for thrombosis and atherosclerosis. ...

(PAI-1), a protein that inhibits fibrinolysis (breakdown of blood clots) *

Plasminogen activator inhibitor-2 Plasminogen activator inhibitor-2 (placental PAI, SerpinB2, PAI-2), a serine protease inhibitor of the serpin superfamily, is a coagulation factor that inactivates tissue plasminogen activator and urokinase. It is present in most cells, especial ...

(PAI-2), another protein that inhibits fibrinolysis * ''

Poalei Agudat Yisrael Poalei Agudat Yisrael () was a trade union and Jewish political party in the Second Polish Republic and a minor political party in Israel. It was also known as PAI or PAGI, its Hebrew abbreviation (Hebrew: or ). History Poalei Agudas Izrael wa ...

'', an Israeli political party * ''Polizia dell'Africa Italiana'' ( Italian Police of Africa, police force in the Italian colonies * Polyamide-imide, a thermoplastic polymer *

Polyatomic ion A polyatomic ion (also known as a molecular ion) is a covalent bonded set of two or more atoms, or of a metal complex, that can be considered to behave as a single unit and that usually has a net charge that is not zero, or in special c ...

Population Action International Population Action International (PAI) is an international, civil society organization that uses research and advocacy to improve global access to family planning and reproductive health care. Its mission is to "advance universal access to sexual ...

* Primary adrenal insufficiency (primary adrenocortical insufficiency), that is,

Addison's disease Addison's disease, also known as primary adrenal insufficiency, is a rare long-term endocrine disorder characterized by inadequate production of the steroid hormones cortisol and aldosterone by the two outer layers of the cells of the adr ...