All articles starting with P
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Paramour Rupes
Paramour Rupes, a 616 km lobate scarp on Mercury near the equator southwest of the Caloris basin; named for Edmond Halley's Royal Navy research vessel Paramour, IAU approved 2014.
Parampara
Parampara (పరంపర), also known as Gharshana, is a Telugu political crime drama web series by Arka Media Works on Disney+ Hotstar, 2 seasons (2021-2022, 12 episodes), starring Naveen Chandra, Sarathkumar, and Jagapathi Babu in a family revenge feud in Vizag.
Parampara (परम्परा) (1993 film)
Parampara (परम्परा) is a 1993 Hindi action drama directed by Yash Chopra for producer Firoz Nadiadwala, starring Sunil Dutt, Vinod Khanna, Aamir Khan, and Saif Ali Khan in his debut, with music by Shiv-Hari; his last film for another producer.
Parampara Tandon
Parampara Tandon (परंपरा टंडन), born Parampara Thakur in 1992, is an Indian playback singer and composer who performs with her husband Sachet Tandon as the duo Sachet-Parampara.
Paramparça (TV series)
Paramparça (Broken Pieces), Turkish Star TV family drama 2014-2017, three seasons, 97-98 episodes; two newborn girls switched at birth, Endemol Shine Turkey production starring Erkan Petekkaya and Nurgül Yeşilçay.
Paramushir
Paramushir (Парамушир, 幌筵島) is the second-largest Kuril island, about 2,000 km², with active Ebeko volcano and the town of Severo-Kurilsk, hit by a deadly 1952 tsunami.
Paramvir Bahl
Paramvir (Victor) Bahl is an American computer scientist at Microsoft Research, known for pioneering work in wireless networking and indoor localization, elected to the National Academy of Engineering in 2025.
Paramyotonia congenita of Von Eulenburg
Paramyotonia congenita of Von Eulenburg (Eulenburg disease, PMC) is a rare autosomal dominant SCN4A sodium channelopathy causing cold- and exercise-worsened myotonia with episodic weakness, distinct from chloride-channel myotonia congenita.
Paramyxoviridae
Paramyxoviridae is a family of enveloped, negative-sense RNA viruses in Mononegavirales infecting mammals, birds, reptiles, and fish; it includes measles, mumps, Nipah, Hendra and parainfluenza viruses, with genomes of 14.6–20.1 kb.
Paraná (state)
Paraná (Paraná, Brazil, code 41) is a Southern Brazilian state with capital Curitiba, area 199,293.571 km², 2022 census population 11,444,380, created from São Paulo province by Imperial Law 704 of 1853.
Paraná River
Paraná River (Rio Paraná), ninth largest river by discharge, flows through a basin spanning Argentina, Brazil, Bolivia, and Paraguay; heavily dammed (Itaipú, Yacyretá, Porto Primavera), navigated since 1865, hit by 2021 drought emergencies.
Paraná Valles
Paraná Valles, a 329-km branching valley network in Margaritifer Sinus, Mars, named for the Paraná River (IAU 1979). Noachian-age fluvial system draining into Loire Valles, formed by repeated moderate floods.
Paraná-Uruguayana Gas Pipeline
The Paraná-Uruguayana Gas Pipeline (Gasoducto Paraná-Uruguayana) runs about 437 km from Entre Ríos, Argentina, to Uruguaiana, Brazil, inaugurated in 2000 as Argentina's first gas export pipeline to Brazil.
Paraná, Entre Ríos
Paraná, Entre Ríos is the capital city of Entre Ríos province, Argentina, on bluffs above the Paraná River, about 470 km from Buenos Aires, linked to Santa Fe by a subfluvial tunnel, with 388,716 department residents at the 2022 census.
Paranaíba
Paranaíba River, also Rio Paranaíba, a 1,120 km Brazilian river rising in Serra da Mata da Corda, Minas Gerais, at 1,140 m; joins the Rio Grande to form the Paraná; basin of 222,767 km² with dams Itumbiara, Emborcação, Nova Ponte; distinct from the Parnaíba River and the city of Paranaíba (MS).
Paranapanema
Paranapanema (rio Paranapanema), a left-bank tributary of the Paraná River on the São Paulo–Paraná border, Brazil; 106,554.53 km² basin, 11 hydropower dams including Chavantes and Capivara, 225 fish species.
Parañaque
Parañaque (City of Parañaque), a highly urbanized city in southern Metro Manila, Philippines; cityhood by RA 8507 in 1998; 703,245 residents (2024), 46.57 sq km, GDP PhP 366.44 billion (2024), shares the Ramsar-listed Las Piñas-Parañaque Wetland Park.
Paranar
Paranar (பரணர்) was a Tamil poet of the Sangam age, one of the three great Old Tamil poets, best known for the fifth Ten of the Pathirruppattu praising the Chera king Chenguttuvan.
Paranasal sinuses
Paranasal sinuses: air-filled mucosa-lined cavities in the frontal, ethmoid, maxillary, and sphenoid bones communicating with the nasal cavity; function debated, distribution ecologically shaped, prone to sinusitis.
Parand power station
Parand power station (نیروگاه پرند) is a gas-fired combined-cycle power plant in Parand, southwest of Tehran, Iran, with a capacity of about 1,500 to 1,668 MW.
Parandur (பரந்தூர்)
Parandur (பரந்தூர்), a village in Kancheepuram district, Tamil Nadu, was chosen in 2022 as the site for the Chennai Greenfield Airport, a Rs 29,144-crore, 5,746-acre project abandoned by the state government in August 2026 after prolonged farmer protests.
Paraneoplastic cerebellar degeneration
Paraneoplastic cerebellar degeneration (PCD), or paraneoplastic cerebellar ataxia, is tumor-induced autoimmune Purkinje cell loss causing subacute ataxia, mainly anti-Yo antibody with breast and gynecologic cancers, with poor prognosis.
Paraneoplastic pemphigus
Paraneoplastic pemphigus (PNP), or paraneoplastic autoimmune multiorgan syndrome (PAMS), is a rare, often fatal autoimmune blistering disease with severe stomatitis and polymorphous skin lesions, caused by anti-plakin autoantibodies and associated with lymphoma, chronic lymphocytic leukemia, and Castleman disease.
Paraneoplastic polymyositis
Paraneoplastic polymyositis (ICD-11 4A41.11) is polymyositis occurring as an immune-mediated remote effect of cancer. Cancer risk is mildly increased (OR 2.1), mostly lymphoma, lung, and bladder cancers within a year of myositis onset.
Paraneoplastic sensory ganglionopathy
Paraneoplastic sensory ganglionopathy (paraneoplastic sensory neuronopathy, Denny-Brown syndrome): immune-mediated dorsal root ganglion neuron loss from cancer, usually anti-Hu antibodies with small-cell lung cancer, causing subacute asymmetric sensory loss, ataxia, and pain without weakness.
Paraneoplastic syndrome
Paraneoplastic syndrome: remote effects of cancer, also called PNS, caused by tumor-secreted hormones or cross-reactive immune responses, affecting endocrine, neurologic, cutaneous, hematologic, and other systems, often preceding cancer diagnosis.
Paraneoplastic uveitis
Paraneoplastic uveitis is intraocular inflammation caused by an immune response to systemic malignancy rather than tumor invasion, often anti-CRMP-5-associated, mimicking VKH-like or sarcoid-like uveitis and frequently preceding cancer diagnosis.
Parani
Parani is a Tamil literary genre, a heroic epic praising a warrior who slew a thousand elephants; its earliest and finest work is the 12th-century Kalingathupparani.
Paranjoti
Paranjoti (பரஞ்சோதி), also Paranjothi Munivar, was a Tamil Shaiva poet of the late sixteenth or early seventeenth century who compiled the Tiruvilayadal Puranam, the canonical account of Shiva's sixty-four sacred games at Madurai.
Paranoia
Paranoia is persecutory ideation, the belief of intentional harm from others, spanning subclinical mistrust to persecutory delusions; 10-15% of people have paranoid thoughts, and experimental paradigms induce it with a medium effect (g = 0.51).