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All articles starting with P

28,818 articles

Pirigme

Pirigme was a ruler of the Sumerian city-state of Lagash in the late 22nd century BC, known from a brick inscription recording a dam he built for the god Ningirsu.

Pirimicarb

Pirimicarb (C11H18N4O2) is a synthetic carbamate insecticide and acetylcholinesterase inhibitor used mainly as a selective aphicide on cereals, potatoes, vegetables, and fruit, including organophosphate-resistant aphids.

Pirimiphos ethyl

Pirimiphos ethyl (Primicid, PP211), CAS 23505-41-1, is an organothiophosphate insecticide and acaricide, a cholinesterase inhibitor, WHO class Ib, marketed from 1977 and now cancelled in the US and not approved in the EU.

Pirimiphos methyl

Pirimiphos methyl (Actellic, CASRN 29232-93-7) is a broad-spectrum organophosphate insecticide with contact and fumigant action, used mainly as a stored-grain protectant and for indoor residual spraying against malaria mosquitoes since 2013.

Pirin Mountains

The Pirin Mountains, part of the Rila-Rhodi-ope system, is located in southwestern Bulgaria and is the second-highest range, featuring Pirin National Park and over 70 glacial lakes.

Pirissi and Tulubri

Pirissi and Tulubri were two messengers of King Tushratta of Mitanni, named in the Amarna letters as carriers of his correspondence to Amenhotep III and Akhenaten.

Pirita Surfiklubi

Pirita Surfiklubi (Pirita Surf Club) is a Tallinn water-sports club at Jõesuu tee 7, Pirita beach, offering windsurfing, SUP, and wing foil rental, courses, training, and camps, with roots in Estonia's first 1973 homemade windsurf boards and the 1980 Olympic regatta era.

Piritramide

Piritramide (pirinitramide, Dipidolor, R 3365) is a synthetic diphenylpropylamine mu-opioid agonist synthesized by Paul Janssen in 1960, given parenterally only, with up to 6-hour analgesia, hepatic metabolism without active metabolites, and wide postoperative use in Germany, Austria, Belgium, and the Netherlands.

Pîrîzâde Mehmed Sâhib Efendi

Pîrîzâde Mehmed Sâhib Efendi (died 1749) was an Ottoman scholar who served as şeyhülislâm, head of the religious establishment, under Sultan Mahmud I in 1745 and 1746.

Pîrîzâde Osman Sâhib Efendi

Pîrîzâde Osman Sâhib Efendi (1710–1770) was an Ottoman scholar-jurist who served as şeyhülislâm, the chief religious authority, under Sultan Mustafa III from October 1768 until his death in office in 1770.

Pirjo Nuutila

Pirjo Nuutila is a Finnish physician-scientist and professor who leads diabetes and obesity research at the Turku PET Centre, working in metabolic PET imaging since the early 1990s.

Pirkanmaa

Pirkanmaa (Birkaland), Finland's Tampere Region, is the second most populous of Finland's 19 regions with 548,910 inhabitants in 2025, governed by the Council of Tampere Region and centered on Tampere.

Pirkei Avot

Pirkei Avot (פרקי אבות), also called Ethics of the Fathers, is a tractate of the Mishnah made up of ethical sayings of the rabbinic sages rather than laws.

Pirkštejn family

Lords of Pirkštejn, a Bohemian Ronovci noble branch seated at Pirkštejn Castle in Rataje nad Sázavou; best known for Hynce Ptáček (d. 1444), post-Hussite politician whose daughter Markéta's marriage to Viktorín of Poděbrady ended the line.

Pirmin

Pirmin (died 3 November 753) was an eighth-century wandering missionary monk and saint, remembered as the Apostle of the Alemanni, who founded the monasteries of Reichenau, Murbach, and Hornbach.

Pirmin Blaak

Pirmin Blaak, born 1988 in Rotterdam, is a Dutch field hockey goalkeeper who won Olympic gold at Paris 2024, earned 154 Netherlands caps, and was FIH world goalkeeper of the year 2023.

Pirmin Zurbriggen

Pirmin Zurbriggen, born 1963 in Saas-Almagell, Swiss alpine skier; 1988 Olympic downhill gold, four overall World Cup titles (1984, 1987, 1988, 1990), 40 World Cup wins, four world titles; not the racer Silvan Zurbriggen.

Piro Lito

Piro Lito is a physician-scientist and thoracic medical oncologist at Memorial Sloan Kettering Cancer Center whose research on KRAS-mutant cancers helped bring the first mutant-selective KRAS drugs to patients.

Piroboridava

Piroboridava, a Getae fortress named by Ptolemy, identified with the Poiana-Cetățuia site in Galați County, Romania; occupied from the 13th century BC to the 3rd century AD, with a Roman garrison in the early 2nd century AD.

Pirogov Society of Russian Physicians

The Pirogov Society of Russian Physicians (Пироговское общество), founded in 1883 and named for surgeon Nikolai Pirogov, organized all-Russian physicians' congresses from 1885 until its closure in 1922.

Pirogue

A pirogue is a long, narrow boat, originally a dugout canoe hollowed from a single tree trunk, used in the Caribbean, the Americas, West Africa, and Oceania.

Pirosmani (Пиросмани)

Pirosmani (Пиросмани, ფიროსმანი) is Giorgi Shengelaia's 1969 Georgian biographical drama about naive painter Niko Pirosmanashvili, starring painter Avtandil Varazi, with Golden Hugo Chicago 1974 and Sutherland Trophy honors.

Pirot kilim

The Pirot kilim (пиротски ћилим) is a flat-woven woollen rug made in Pirot, southeastern Serbia, on a vertical loom, with two sides of equal quality.

Pirouette (dressage)

The pirouette in dressage is a 360-degree turn on two tracks, performed at collected walk or canter or piaffe, in which the forehand circles the hindquarters, a demanding test of collection.

Piroxicam

Piroxicam (Feldene) is the first oxicam-class NSAID, approved in the US in 1982, a non-selective COX-1/COX-2 inhibitor with a long half-life allowing 20 mg once-daily dosing, now restricted in Europe to chronic inflammatory arthritis.

Pirozhki (пирожки)

Pirozhki (пирожки, singular pirozhok) are small Russian filled buns, baked or fried, the diminutive of pirog (pie), never boiled like Polish pierogi; common fillings include cabbage, potato, meat, and egg.

Pirprofen

Pirprofen (Rengasil), a phenylpropionic acid NSAID related to ibuprofen and naproxen, treated rheumatoid arthritis, osteoarthritis, and pain at 600-1200 mg/day; withdrawn worldwide in 1990 for fatal hepatotoxicity.

Pirtobrutinib

Pirtobrutinib (Jaypirca, LOXO-305) is an oral, non-covalent, reversible BTK inhibitor by Eli Lilly for mantle cell lymphoma and CLL/SLL, active against C481-mutant BTK; FDA approved January 27, 2023.

Pirulla

Pirulla, also written Pirula, is the online name of Paulo Miranda Nascimento, a Brazilian biologist, paleontologist, and science YouTuber whose channel passed 1 million subscribers in 2022.

Pirus

Pirus: Compton, California street gangs named after Piru Street; the original Pirus broke with the Crips and helped found the Bloods alliance in the early 1970s, spawning sets such as West Side, Tree Top, and 135 Pirus.