All articles starting with P
28,818 articles
Pyo
Pyo (ပျို့) is a Burmese verse genre that retells Pali Buddhist stories, especially jātakas, in embellished poetry; it flourished in the 15th and 16th centuries.
Pyocyanin
Pyocyanin is a blue-green, redox-active phenazine pigment produced by Pseudomonas aeruginosa, which gives infected pus its color and acts as a virulence factor in cystic fibrosis.
Pyoderma gangrenosum
Pyoderma gangrenosum (PG) is a rare neutrophilic dermatosis causing rapidly enlarging, painful ulcers with undermined purple borders, often linked to IBD, arthritis, or blood disorders; treated with steroids, ciclosporin, or biologics.
Pyogenic granuloma
Pyogenic granuloma, or lobular capillary hemangioma, is a benign vascular tumor of skin and mucosa that grows rapidly, bleeds easily, and is linked to trauma, pregnancy, hormones, and drugs.
Pyometra
Pyometra: progesterone-mediated bacterial uterine infection in intact female dogs and cats, usually E. coli over cystic endometrial hyperplasia; treated by ovariohysterectomy, preventable by spaying.
Pyomyositis
Pyomyositis, formerly tropical pyomyositis or purulent infectious myositis, is a pyogenic bacterial infection of skeletal muscle from hematogenous spread, mainly Staphylococcus aureus, causing fever, muscle pain, and abscess requiring drainage plus antibiotics.
Pyonephrosis
Pyonephrosis is a urological emergency in which pus collects under pressure in an obstructed renal collecting system, usually behind a stone, causing kidney damage that urgent drainage can largely reverse.
Pyongyang (평양)
Pyongyang (평양), capital of North Korea, is a closed, privileged planned city of about 3 million. Distinguished by socialist micro-district planning, the completed 50,000-flat Hwasong housing drive (2021–2026), jangmadang marketization, and Kim Jong-un's 2026 "global city" pledge.
Pyongyang Air Base
Pyongyang Air Base, also known as Heijo Airfield (K-23), was an airfield in Pyongyang, North Korea, used by Japanese, North Korean, and American forces during the Korean War.
Pyongyang International Airport
Pyongyang International Airport (평양 순안국제공항), also called Pyongyang Sunan International Airport, is North Korea's principal international airport in Sunan District, about 22 km north of Pyongyang, and the hub of Air Koryo.
Pyongyang Rungna Dolphinarium
Rungna Dolphinarium (릉라 곱등어관), dolphin show facility on Rungna Islet, Pyongyang, opened 25 July 2012; 1,460 seats, ~3,000 m³ tank, West Sea water, part of Rungna People's Pleasure Ground.
Pyothorax
Pyothorax, also called pleural empyema or purulent pleurisy, is pus accumulation in the pleural cavity, usually a bacterial pneumonia complication; staged exudative to organizing, treated with antibiotics and drainage.
Pyotr Andreyevich Tolstoy
Pyotr Andreyevich Tolstoy (Пётр Андреевич Толстой), 1645 to 1729, was a Russian statesman and diplomat who served Peter the Great as ambassador to the Ottoman Empire.
Pyotr Bagration
Pyotr Ivanovich Bagration (Пётр Иванович Багратион, 1765-1812), Russian general of infantry of the Georgian Bagratid family, Suvorov's lieutenant in 1799, commander of the 2nd Western Army in 1812, mortally wounded commanding the left wing at Borodino.
Pyotr Beketov
Pyotr Beketov (Пётр Иванович Бекетов) was a Russian Cossack leader and explorer who founded the first Yakutsk ostrog in 1632 and led early Russian expeditions into Transbaikalia.
Pyotr Bolotnikov
Pyotr Bolotnikov (Пётр Григорьевич Болотников, 1930-2013), Soviet long-distance runner, 10,000 m gold at Rome 1960, two-time 10,000 m world record holder (28:18.8, 28:18.2), 1962 European champion, 13 USSR titles.
Pyotr Chaadaev
Pyotr Chaadaev (Пётр Яковлевич Чаадаев) was a Russian philosopher and retired guards officer whose 1836 First Philosophical Letter declared Russia outside world civilization; the government declared him insane.
Pyotr Ilyich Tchaikovsky (Пётр Ильи́ч Чайко́вский)
Pyotr Ilyich Tchaikovsky (Пётр Ильич Чайковский), 1840–1893, Russian composer of Swan Lake, Eugene Onegin, and the Pathétique Symphony; conservatory-trained, Moscow professor, von Meck patronage, not one of the Mighty Handful.
Pyotr Ivanovich Shuvalov
Pyotr Ivanovich Shuvalov (Пётр Иванович Шувалов) was a Russian statesman and artillery reformer who directed internal policy under Empress Elizabeth and headed Russian artillery from 1756.
Pyotr Kapitsa
Pyotr Kapitsa, also known as Pyotr Leonidovich Kapitsa, was a Soviet physicist who won the 1978 Nobel Prize for discovering the superfluidity of liquid helium.
Pyotr Konchalovsky
Pyotr Petrovich Konchalovsky (Пётр Петрович Кончаловский, 1876–1956) was a Russian and Soviet painter who co-founded and chaired the Jack of Diamonds avant-garde society in 1910.
Pyotr Korol
Pyotr Korol (Пётр Кондратьевич Король, Petro Kindratovych Korol), Ukrainian Soviet lightweight weightlifter (1941-2015), 1976 Montreal Olympic gold at 67.5 kg, three-time world champion 1974-76, Dynamo Lviv.
Pyotr Krasnov
Pyotr Krasnov (Пётр Николаевич Краснов) was a Russian general of cavalry, writer, and Don Cossack leader who served as Ataman of the All-Great Don Host from 1918 to 1919.
Pyotr Lacy
Pyotr Petrovich Lacy (Пётр Петрович Ласси), born Peter Edmund Lacy in County Limerick, Ireland, entered Russian service in 1700 and rose to field marshal, winning Vilmanstrand and Helsingfors.
Pyotr Lavrov
Pyotr Lavrov, also known as Pyotr Lavrovich Lavrov (Пётр Лаврович Лавров), was a Russian philosopher and revolutionary theorist of populism, exiled in 1867 and an émigré from 1870.
Pyotr Lebedev
Pyotr Nikolaevich Lebedev (Пётр Никола́евич Ле́бедев) was a Russian physicist who in 1899 made the first measurement of light pressure on solids, confirming Maxwell's electromagnetic theory.
Pyotr Nikolayevich Durnovo
Pyotr Nikolayevich Durnovo (Пётр Николаевич Дурново) was a Russian statesman who directed the imperial police from 1884 to 1893 and suppressed the 1905 revolution as interior minister.
Pyotr Panin
Pyotr Panin (Пётр Иванович Панин; 1721–1789) was a Russian general and count who stormed the Ottoman fortress of Bender in 1770 and suppressed the Pugachev rebellion in 1774–75.
Pyotr Rashevsky
Pyotr Konstantinovich Rashevsky (Пётр Константинович Рашевский; 1907–1983) was a Soviet differential geometer who created polimetric geometry, proved the Chow–Rashevskii theorem, and headed Moscow State University's differential geometry department.
Pyotr Rumyantsev
Pyotr Rumyantsev, also known as Pyotr Rumyantsev-Zadunaisky, was a Russian field marshal under Catherine II who won the Battle of Kagul in 1770 and secured the 1774 Treaty of Küçük-Kaynarca.