All articles starting with P

Parachute cord

Parachute cord, also known as paracord or 550 cord, is a lightweight nylon kernmantle cord first used in US military parachutes during World War II.

Parachute Creek

Parachute Creek is a stream in Garfield County, Colorado, whose name is attached to the Parachute Creek Member, the Green River Formation's oil shale unit, and Unocal's project there.

Parachute Oil and Gas Field

The Parachute Oil and Gas Field is a natural gas field in Garfield County, western Colorado, in the southern Piceance Basin, opened by Barrett Resources in 1986.

The Parachute Regiment (India), formed 15 April 1952, is the Indian Army's airborne and special forces infantry regiment, with nine PARA (SF) and five PARA battalions under the Military Operations Directorate.

Parachute Regiment (United Kingdom)

The Parachute Regiment, the British Army's airborne infantry formed 1 August 1942 after Churchill's 1940 paratrooper call, with 1 PARA in the SFSG and 2, 3, and 4 PARA in 16 Air Assault Brigade, selected through P Company.

Parachute tricuspid valve

Parachute tricuspid valve (PTV), a rare congenital heart defect where all tricuspid chordae attach to a single papillary muscle, causing stenosis or regurgitation, usually with other defects; about 14 cases reported 1979-2019.

Parachutes (Coldplay album)

Parachutes (2000) is Coldplay's debut album, released on Parlophone in the UK and Capitol/Nettwerk in the US; 10 tracks, produced with Ken Nelson, No. 1 in the UK, over 13 million sold, Grammy-winning.

Parachuting

Parachuting (skydiving): descending from aircraft by parachute for sport, tandem, military, or competition. Covers ram-air deployment, 120 mph belly terminal velocity, AFF/static-line/tandem training, AAD-equipped rigs, fatality rates near 0.5 per 100,000 jumps, and FAI/USPA records.

Parachutist badge

Parachutist badge, or jump wings: military parachute qualification insignia. U.S. Army version designed by William P. Yarborough, approved 10 March 1941; Basic, Senior, and Master degrees with combat jump stars.

Parachutist Badge (United States)

The Parachutist Badge, commonly called jump wings, is the United States Army's oldest special skill badge, awarded for parachute qualification, designed by William P. Yarborough and approved in 1941.

Paraclete

Paraclete, also spelled Paraklete or Parakletos, is a New Testament term meaning one summoned to another's aid, applied in John's Gospel to the Holy Spirit and in 1 John to Christ.

Paracoccidioides

Paracoccidioides: thermally dimorphic fungal genus causing paracoccidioidomycosis, endemic from Mexico to Argentina; includes P. brasiliensis complex, P. lutzii, and uncultivable P. ceti and P. lobogeorgii.

Paracoccidioidomycosis

Paracoccidioidomycosis (PCM), South America's systemic endemic mycosis from Paracoccidioides fungi, acquired by inhaling soil spores in rural Latin America; chronic lung and mucosal disease, itraconazole treatment, underreported despite 15,000+ cases.

Paracoccus

Paracoccus (bacterial genus, Davis 1969; type species Paracoccus denitrificans) is a genus of Gram-negative, non-motile Alphaproteobacteria from soil and brines, obligately respiratory, known for denitrification, methylotrophy, and metabolic flexibility.

Paracoccus carotinifaciens carotenoid extract

Paracoccus carotinifaciens carotenoid extract (Panaferd, ARE) is an astaxanthin-rich pigment from a Gram-negative bacterium, used in salmonid feed and as GRAS food ingredient GRN 700.

Oct 20, 2026

Paracoccus denitrificans

Paracoccus denitrificans (formerly Micrococcus denitrificans), a Gram-negative alphaproteobacterial soil bacterium isolated by Beijerinck, is the model organism for denitrification and a mitochondrial-respiration model, with wastewater-treatment strains ISTOD1 and DYTN-1.

Paracompact space

A paracompact space is a topological space in which every open cover has a locally finite open refinement, a property introduced by Jean Dieudonné in 1944.

Paraconsistent logic

Paraconsistent logic is a family of formal logical systems in which a contradiction does not entail everything: explosion is invalid, so theories containing contradictions can remain non-trivial.

Paracosm

A paracosm is a detailed imaginary world, also called worldplay, that a person invents and sustains over months or years, usually beginning in middle childhood.

Paracrinoidea

Paracrinoidea: extinct class of Ordovician blastozoan echinoderms, also called paracrinoids, with uniserial left-side ambulacral floor plates and uniserial brachioles; orders Comarocystitida and Platycystitida; Middle to Late Ordovician only.

Oct 22, 2026

Paracrystalline diamond

Paracrystalline diamond (p-D) is a non-crystalline, fully sp3-bonded form of carbon made of sub-nanometre paracrystallites, first reported in Nature in 2021 and synthesized from C60 at 30 GPa and 1,600 K.

Paradadi Lepa

Paradadi Lepa (Pāradādi Lepa) is a classical Ayurvedic mercury-and-sulfur topical paste from Yogaratnakara's Upadamsha Chikitsa, used externally for syphilitic lesions (upadamsha) and skin diseases such as dadru and mandala kushta.

Paradata

Paradata is auxiliary data describing the process of collecting a dataset, usually a survey, covering records like call attempts, interview duration, keystroke logs, and interviewer observations of households.

Parade

A parade is a formal public procession of people or vehicles celebrating events, asserting identity, or displaying military power, from Renaissance pageants and London's civic routes to Northern Ireland's 55,000-plus parades.

Parade (ballet)

Parade is a one-act 1917 Ballets Russes ballet by Cocteau (scenario), Satie (music), Massine (choreography), and Picasso (designs), premiered 18 May 1917 at the Théâtre du Châtelet, Paris, causing a scandal.

Parade (musical)

Parade is a 1998 musical drama by Alfred Uhry and Jason Robert Brown, directed by Harold Prince, about the 1913 trial and 1915 lynching of Leo Frank; it won 1999 Tonys for book and score and the 2023 Tony for Best Revival.

Parade (Prince album)

Parade (Music from the Motion Picture Under the Cherry Moon) is Prince's 1986 soundtrack album, his third and final with the Revolution, featuring the number one hit Kiss and Clare Fischer orchestrations.

Parade's End

Parade's End is Ford Madox Ford's modernist tetralogy (1924–1928): Some Do Not..., No More Parades, A Man Could Stand Up–, Last Post, following Christopher Tietjens from Edwardian England through World War I; adapted by Tom Stoppard for BBC/HBO in 2012.

Parade's End (TV series)

Parade's End (2012) is a five-part BBC Two/HBO miniseries adapted by Tom Stoppard from Ford Madox Ford's tetralogy, directed by Susanna White, starring Benedict Cumberbatch, Rebecca Hall, and Adelaide Clemens; critically acclaimed but with modest, declining ratings.