All articles starting with K
16,083 articles
Kapimala (迦毘摩罗)
Kapimala (迦毘摩罗) is the figure counted as the thirteenth Indian patriarch of Chan and Zen Buddhism, between Aśvaghoṣa and Nāgārjuna. Hagiographies describe him as a teacher of Pātaliputra converted by Aśvaghoṣa.
Kapitan Cina
Kapitan Cina, or Kapitein der Chinezen in Dutch usage, was the title given by European colonial authorities in Southeast Asia to the appointed head of a local Chinese community.
Kapitza Institute for Physical Problems
The Kapitza Institute for Physical Problems is a Russian Academy of Sciences research institute in Moscow specializing in low-temperature physics, created in 1934 as a personal base for Pyotr Kapitza.
Kapitza resistance
Kapitza resistance is the thermal boundary resistance at a solid–liquid helium interface, causing a temperature jump when heat flows across; Pyotr Kapitza discovered it in 1941.
Kapiva
Kapiva is a Bengaluru-based direct-to-consumer wellness brand founded in 2016 by Ameve Sharma and Shrey Badhani that sells modern Ayurvedic supplements, juices, and skin and hair care, raising over $60 million in 2025.
Kapıkulu system
The Kapıkulu system, or kapıkulu, was the Ottoman establishment of servile soldiers and household officials serving the sultan directly, created under Murad I and abolished in 1826.
Kapkapiii
Kapkapiii (कपकपी) is a 2025 Hindi comedy horror film directed by Sangeeth Sivan, a remake of the Malayalam hit Romancham, starring Shreyas Talpade and Tusshar Kapoor; released May 23, 2025, it flopped with ₹1.78 crore worldwide.
Kaplan turbine
The Kaplan turbine is an axial-flow water turbine with adjustable runner blades for low-head, high-flow hydropower, invented by Austrian engineer Viktor Kaplan and patented in 1913.
Kaplan–Meier estimator
The Kaplan–Meier estimator, also called the product-limit estimator, is a nonparametric statistic that estimates survival functions from incomplete time-to-event data. Kaplan and Meier published it in 1958.
Kaplan–Yorke conjecture
The Kaplan–Yorke conjecture, proposed by Kaplan and Yorke in 1979, states that for typical chaotic attractors the information dimension equals the Lyapunov dimension, linking dynamics to attractor geometry.
Kaplan, Inc.
Kaplan, Inc. is a for-profit education company founded in 1938 by Stanley Kaplan in Brooklyn and owned by Graham Holdings Company; it provides test preparation for 100+ exams, professional licensure education, university partnerships, and corporate training worldwide.
Kapo
Kapo: a prisoner in Nazi concentration camps assigned by the SS to supervise forced labor; best-known of the prisoner functionaries (Funktionshäftlinge), alongside block elders and clerks; system began at Dachau in the 1930s.
Kapò
Kapò (1959) is Gillo Pontecorvo's Italian Holocaust drama, also called Kapo, starring Susan Strasberg as Edith, a Jewish girl who becomes a camp kapo; famous for Rivette's 1961 tracking-shot critique.
Kapo (singer)
Kapo is the stage name of Juan David Loaiza Sepúlveda (born 1997), a Colombian urban singer of Spanish-language afrobeat signed to La Industria Inc, known for "Ohnana" (2024), "UWAIE", and albums Tu og favorito and Por si alguien nos escucha.
Kapoor & Sons
Kapoor & Sons (Since 1921) is a 2016 Hindi family comedy-drama directed by Shakun Batra for Dharma Productions, starring Rishi Kapoor, Fawad Khan, Sidharth Malhotra, and Alia Bhatt, released 18 March 2016, set in Coonoor.
Kapoor family
Kapoor family (कपूर खानदान), Bollywood's first family of Indian cinema, spanning five generations from Prithviraj Kapoor (1928 debut) through Raj, Shammi, Shashi, Rishi, and Ranbir Kapoor.
Kaposi's sarcoma
Kaposi's sarcoma (KS), an HHV-8/KSHV-induced tumor of lymphatic endothelial cells affecting skin, mucosa, and organs; forms include classic, endemic, iatrogenic, epidemic HIV-associated, and nonepidemic MSM variants; treated with paclitaxel or liposomal doxorubicin.
Kaposi's sarcoma-associated herpesvirus
Kaposi's sarcoma-associated herpesvirus (KSHV, HHV-8), a gamma-2 herpesvirus discovered by Chang and Moore in 1994, causes Kaposi sarcoma, primary effusion lymphoma, multicentric Castleman disease, and KICS; saliva is its main transmission route.
Kaposiform hemangioendothelioma
Kaposiform hemangioendothelioma is a rare, locally aggressive vascular tumor of the skin or internal organs, seen mainly in infants and often linked to the Kasabach-Merritt coagulopathy.
Kaposiform lymphangiomatosis
Kaposiform lymphangiomatosis (KLA), a rare complex lymphatic anomaly first described in 2014, features malformed lymphatic channels with spindled endothelial cells, thoracic effusions, bone and spleen involvement, NRAS Q61R mutations, and sirolimus treatment.
Kapp Putsch
Kapp Putsch (Kapp-Lüttwitz Putsch), failed right-wing coup of 13–17 March 1920 against the Weimar Republic by Wolfgang Kapp and General Walther von Lüttwitz with the Ehrhardt Freikorps brigade; defeated by a 12-million-worker general strike and civil-service resistance.
Kappa (brand)
Kappa is an Italian sportswear brand from Turin, owned by BasicNet S.p.A., known for the Omini back-to-back silhouette logo, the 222 Banda stripe, its 1979 Juventus sponsorship, the Kombat jersey, and regional licensees such as China Dongxiang and ITOCHU.
Kappa (rocket)
The Kappa was a family of Japanese solid-propellant sounding rockets developed from 1956 by the University of Tokyo under Hideo Itokawa, flown until 1988 and foundation for later Lambda and Mu rockets.
Kappa (κάππα)
Kappa (κάππα, Κ, κ) is the tenth letter of the Greek alphabet, representing the k sound. It descends from Phoenician kaph, gave Latin its letter K, and serves as a symbol in mathematics and finance.
Kappa (河童) (folklore)
Kappa (河童, kappa) is Japan's best-known water yōkai: a child-sized river monster with a water-holding head dish, fond of sumo and cucumbers. First systematically described in the Wakan Sansai Zue (1712), it has regional names such as enkō and gawappa.
Kappa Alpha Order
Kappa Alpha Order (KA) is a social fraternity founded December 21, 1865 at Washington College, Lexington, Virginia, by four founders including James Ward Wood; governed by the Kappa Alpha Laws, led by a Knight Commander, and known for its Robert E. Lee heritage and Confederate-symbol controversies.
Kappa Alpha Psi
Kappa Alpha Psi, also Kappa Alpha Nu (1911-1915), is a historically African American fraternity founded January 5, 1911 at Indiana University Bloomington by Elder Watson Diggs and nine others; it joined the Divine Nine and runs the Guide Right and Kappa League youth programs.
Kappa Alpha Theta
Kappa Alpha Theta (ΚΑΘ), or Theta, is the first Greek-letter fraternity for women, founded January 27, 1870 at Indiana Asbury (DePauw) by Bettie Locke and three others; about 140 college chapters, 330,000+ initiated members, headquartered in Indianapolis.
Kappa Andromedae
Kappa Andromedae is a bright B-type star of about 2.5 solar masses in Andromeda, roughly 170 light-years from Earth, hosting the directly imaged super-Jupiter Kappa Andromedae b.
Kappa architecture
Kappa architecture, proposed by Jay Kreps in 2014, processes all data as streams over a replayable immutable log such as Kafka, replacing Lambda's dual batch and speed pipelines with one codebase and log replay for reprocessing.