Search by letter: R
Search by letter
Search by letter: R
- Ramsey theory
- Ramsgate: Seaside town in Thanet, Kent Ramsgate
- Ramsholt, Suffolk Ramsholt
- Ramus Pomifer (Apple Branch): an obsolete constellation Ramus Pomifer
- Ramzan Kadyrov, Head of the Chechen Republic Ramzan Kadyrov
- Ran: mythology, film, biology, telecom and other common meanings Ran
- Rán — Norse goddess of the sea and the drowned Rán
- Rana (true frogs) Rana
- Rana (genus) — true frogs of ponds and wetlands Rana (genus)
- Ranasinghe Premadasa
- Ranbir Singh Pura (R.S. Pura) Ranbir Singh Pura
- Rancagua, Chile: regional capital and mining city Rancagua
- Rancate (former municipality in Ticino, Switzerland) Rancate
- Rancé (Ain) — a commune in Auvergne-Rhône-Alpes, eastern France Rancé
- Rance Howard (1928–2017) Rance Howard
- Rances — European localities sharing the name Rances
- Rances, Switzerland — municipality in Jura-Nord Vaudois, Canton of Vaud Rances, Switzerland
- Ranch: Definition, Types, History, Practices, and Modern Roles Ranch
- Ranchera: Traditional Mexican Song and Rural Music Genre Ranchera music
- Ranchi — capital of Jharkhand, India Ranchi
- Rancho Cordova, California — city in Sacramento County Rancho Cordova, California
- Rancho Cucamonga, California
- Rancho del Cielo — Ronald Reagan’s California Ranch and Presidential Retreat Rancho del Cielo
- Rancho Mirage, California — Desert resort city in the Coachella Valley Rancho Mirage, California
- Rancho Palos Verdes, California: coastal city on the Palos Verdes Peninsula Rancho Palos Verdes, California
- Ranchy (commune in Calvados, Normandy) Ranchy
- Rancid: rancidity in foods, the punk band, and the RANCID network tool Rancid
- Rancid (American ska-punk band) Rancid (band)
- RAND Corporation nonprofit global policy think tank
- Rand Paul (United States Senator from Kentucky) Rand Paul
- Rand Paul’s 2016 Presidential Campaign (Republican nomination bid) Rand Paul 2016 presidential campaign
- Randa, Valais — Alpine village in the Matter Valley Randa, Switzerland
- Randal Cremer
- Randalia, Iowa
- Randall C. Berg Jr.: Florida civil rights and prisoners'‑rights advocate Randall C. Berg Jr.
- Randall "Tex" Cobb — boxer, kickboxer and character actor Randall Cobb
- Randall County, Texas
- Randall Park: Actor, Comedian, and Writer Randall Park
- Randall Stout
- Randall, Iowa
- Randallstown, Maryland
- Randalstown — town in County Antrim, Northern Ireland Randalstown
- Randlett, Oklahoma — a small town in southwestern Oklahoma Randlett, Oklahoma
- Randnet: Nintendo 64DD's Online Service Randnet
- Randogne — former municipality of Crans-Montana, Valais, Switzerland Randogne
- Randolph County, Alabama
- Randolph County, Arkansas: overview, history, geography and economy Randolph County, Arkansas
- Randolph County, Illinois
- Randolph County, Indiana: History, Demographics, and Government Randolph County, Indiana
- Randolph County, Missouri
- Randolph County, North Carolina: overview, history, and notable features Randolph County, North Carolina
- Randolph County, West Virginia
- Randolph L. Braham
- Randolph Quirk: British linguist and scholar of English language Randolph Quirk
- Randolph Scott — American film actor and Western star Randolph Scott
- Randolph Street (Chicago) Randolph Street
- Randolph Turpin — British middleweight who defeated Sugar Ray Robinson (1951) Randolph Turpin
- Randolph, Iowa
- Randolph, Utah
- Random (concept) Random
- Random Album Title (deadmau5 album) Random Album Title
- Random forest: ensemble decision-tree algorithm for classification and regression Random forest
- Random Hearts (1999 film) Random Hearts
- Random House
- Random mating (panmixia) in population genetics Random mating
- Random Sample: Definition, Methods, Uses, and Limitations Random sample
- Random variable: definition, types, properties, history and applications Random variable
- Random walk
- Random Walk Hypothesis
- Random-access memory (RAM): functions, types, history, and uses Random-access memory
- Randomized Controlled Trial: methods, purposes, and key considerations Randomized controlled trial
- Randstad (Netherlands): overview of the Dutch conurbation Randstad
- Randy Bachman
- Randy Bryce ("IronStache") — American ironworker and 2018 congressional candidate Randy Bryce
- Randy Couture — American mixed martial artist, wrestler, and actor Randy Couture
- Randy Jackson (baseball)
- Randy Jackson (singer) — member of The Jacksons Randy Jackson (singer)
- Randy Johnson: Hall of Fame left-handed pitcher known as 'The Big Unit' Randy Johnson
- Randy Jones (jazz drummer) Randy Jones (drummer)
- Randy Meisner — American musician and founding member of the Eagles Randy Meisner
- Randy Moss: Wide Receiver, Deep Threat, and NFL Hall of Famer Randy Moss
- Randy Neugebauer — U.S. Representative from Texas (2003–2017) Randy Neugebauer
- Randy Newman: American singer‑songwriter, composer and pianist Randy Newman
- Randy Orton
- Randy Quaid: career and life of an American character actor Randy Quaid
- Randy Rampage: Canadian punk and metal vocalist and bassist Randy Rampage
- Randy Rhoads: guitarist, innovator, and influence on modern metal Randy Rhoads
- Randy Romero (1957–2019), American Thoroughbred Jockey Randy Romero
- Randy Savage (Randall Mario Poffo) Randy Savage
- Randy Travis: American country singer and actor Randy Travis
- Randy Weston: American Jazz Pianist and Composer Randy Weston
- Rang-du-Fliers
- Rangamati District, Bangladesh: Kaptai Reservoir, Indigenous Communities and Tourism Rangamati District
- Range
- Range (biology): species distribution, patterns, measurement, and conservation Range (biology)
- Range (mathematics)
- Range (music)
- Range of motion (ROM): joint and muscle movement capacity Range of motion
- Range Rover — luxury off‑road SUV by Land Rover Range Rover
- Rangeland: ecosystems, uses and management Rangeland
- Rangeley, Maine — lakefront town and four‑season resort in the Western Mountains Rangeley, Maine
- Ranger Uranium Mine — site, history, and controversies Ranger Uranium Mine
- Rangers F.C.
- Ranggung LRT Station (SE5) — Sengkang LRT, Singapore Ranggung LRT Station
- Rango (2011 film) Rango (2011 movie)
- Rangpo — Gateway town on the Teesta River in eastern Sikkim Rangpo
- Rangpur
- Rangpur District, Bangladesh Rangpur District
- Rangpur Division: northern administrative region of Bangladesh Rangpur Division
- Rangpur, Bangladesh
- Rani Lakshmibai (Manikarnika Tambe) — Rani of Jhansi Rani Lakshmibai
- Ranidae (true frogs): overview, traits, distribution, and significance Ranidae
- Ranil Wickremesinghe — Sri Lankan politician and ninth President Ranil Wickremesinghe
- Ranjan Gogoi — 46th Chief Justice of India Ranjan Gogoi
- Ranjit Bhatia: Indian Olympian, Rhodes Scholar, and Mathematics Reader Ranjit Bhatia
- Ranjit Chowdhry — Indian stage, film and television actor (1955–2020) Ranjit Chowdhry
- Maharaja Ranjit Singh and the Sikh Empire of the Punjab Ranjit Singh
- Ranked lists of provinces of the Dominican Republic Ranked list of Dominican provinces
- Ranked list of Spanish autonomous communities by area
- Ranked list of Spanish autonomous communities by population (1 January 2012) Ranked list of Spanish autonomous communities by population
- Rankin County, Mississippi
- Rankin, Texas
- Rankine scale — the absolute temperature scale using Fahrenheit degrees Rankine scale
- Ranking member (legislative committee position) Ranking member
- Ranko Popović
- Rankweil — market town in Vorarlberg, Austria Rankweil
- Ranma ½: overview of the manga and anime by Rumiko Takahashi Ranma ½
- Rann of Kutch — salt marshes and seasonal salt plain of India and Pakistan Rann of Kutch
- Rannaghor: Long‑running Bengali cookery television show Rannaghor
- Rannaküla, Hiiu County — village on Hiiumaa, Estonia Rannaküla, Hiiu County
- Ransart, Pas-de-Calais Ransart
- Ransäter — small locality in central Sweden Ransäter
- Ransäter Church (Ransäter kyrka) Ransäter Church
- Ransom: meaning, forms, history, and legal distinctions Ransom
- Ransom County, North Dakota
- Ransomware: malware that restricts access and demands payment Ransomware
- Ranspach (Haut-Rhin) — commune in northeastern France Ranspach
- Ranspach-le-Bas — commune in Haut-Rhin, Grand Est, France Ranspach-le-Bas
- Ranspach-le-Haut — commune in Haut-Rhin, Alsace (France) Ranspach-le-Haut
- Ranst: municipality in Antwerp province, Belgium Ranst
- Rantasalmi, Southern Savonia, Finland Rantasalmi
- Rantoul, Illinois
- Rantzwiller
- Ranua, Finland Ranua
- Ranulph Fiennes: British explorer, author and expedition leader Ranulph Fiennes
- Ranunculaceae — the buttercup family Ranunculaceae
- Ranunculales — an order of flowering plants Ranunculales
- Ranville — Commune in Calvados, Normandy, France Ranville
- Ranzan, Saitama: town profile and natural attractions Ranzan, Saitama
- Raoul Wallenberg: Swedish diplomat who rescued Jews in Budapest Raoul Wallenberg
- Raoul Walsh: American director and actor Raoul Walsh
- Rap God — Eminem song, speed rap performance, and cultural impact Rap God
- Rap metal: the fusion of hip hop vocal style and heavy metal instrumentation Rap metal
- Rap rock
- Rapa Nui people: history, culture, and contemporary issues Rapa Nui people
- Rapcore (punk rap) Rapcore
- Rape (sexual violence) Rape
- Rape Me (Nirvana song) Rape Me
- Raperswilen — municipality in Thurgau, Switzerland Raperswilen
- Rapeseed (Brassica napus) — oilseed crop overview Rapeseed
- Rapetosaurus — Late Cretaceous titanosaur from Madagascar Rapetosaurus
- Raphael (Raffaello Sanzio) — Italian High Renaissance painter and architect Raphael
- Raphael (archangel)
- Raphael Lemkin: Originator of the Legal Concept of Genocide Raphael Lemkin
- Raphael Ravenscroft: British saxophonist best known for the 'Baker Street' solo Raphael Ravenscroft
- Raphaël Varane — French centre back for Manchester United and the national team Raphaël Varane
- Raphine, Virginia
- Rapid City Rush — professional ice hockey team in Rapid City, South Dakota Rapid City Rush
- Rapid City, South Dakota — gateway to the Black Hills Rapid City, South Dakota
- Rapid deepening of tropical cyclones Rapid deepening
- Rapid eye movement (REM) sleep Rapid eye movement sleep
- Rapid plant motions: mechanisms, examples and biological limits Rapid plant movement
- Rapid transit (metro, subway): high-capacity urban rail Rapid transit
- Rapides Parish, Louisiana: Overview, History, Geography, and Culture Rapides Parish, Louisiana
- Rapids: Whitewater Sections of Rivers — Formation, Features, and Use Rapids
- Rapilly — a small commune in Calvados, Normandy Rapilly
- Rapla County (Raplamaa) Rapla County
- Rappahannock County, Virginia: Overview, History, and Local Character Rappahannock County, Virginia
- Rappahannock River
- Rapper's Delight
- Rapperswil
- Rapperswil-Jona, Switzerland Rapperswil-Jona
- Rapperswil (Bern) — municipality in Seeland district, canton of Bern, Switzerland Rapperswil, Bern
- Rapperswil, St. Gallen (Switzerland) Rapperswil, St. Gallen
- Rapti Zone: geography, history, and significance in Nepal Rapti Zone
- Raptor (birds of prey, predatory dinosaurs, and cultural uses) Raptor
- Rapture (Christian eschatology) Rapture
- Rapture (Anita Baker album) Rapture (album)
- Rapunzel: the classic fairy tale of the maiden in the tower Rapunzel
- Raquel Alessi — American actress and former child performer Raquel Alessi
- Raquel Castro: American Actress and Singer-Songwriter Raquel Castro
- Raquel Welch (American actress and model) Raquel Welch
- Rara National Park — Nepal's smallest protected area centered on Rara Lake Rara National Park
- Rare (British video game developer) Rare
- Rare earth element (REE): overview, properties, uses and supply Rare earth element
- Rare-earth magnets: composition, properties, history, and uses Rare-earth magnet
- Raritan River
- Raron (Valais, Switzerland) Raron
- Raron District (Valais, Switzerland) Raron (district)
- Rarotonga — largest island of the Cook Islands Rarotonga
- Ras Baraka — Mayor of Newark and American civic leader Ras Baraka
- Râșca, Suceava County Râşca, Suceava
- Rascal Flatts (American country pop band) Rascal Flatts
- Rashida Jones: actor, writer, producer and director Rashida Jones
- Rashida Tlaib — American lawyer and progressive member of Congress Rashida Tlaib
- Rashidun Empire (Rashidun Caliphate) Rashidun Empire
- Rashomon — Kurosawa's 1950 film and the 'Rashomon effect' Rashomon
- Rasht — capital of Gilan Province, Iran Rasht
- Rashtrapati Bhavan — Official Residence of the President of India Rashtrapati Bhavan
- Rashtriya Swayamsevak Sangh (RSS) Rashtriya Swayamsevak Sangh
- Raskildinskoye Rural Settlement (Alikovsky District, Chuvash Republic) Raskildinskoye Rural Settlement
- Rasmus Lindgren — Swedish defensive midfielder and centre-back Rasmus Lindgren
- Rasmussen Reports
- Raspberry (aggregate fruit): description, cultivation, uses Raspberry
- Raspberry (color)
- Raspberry Pi: compact single-board computers for learning and projects Raspberry Pi
- Rasputin, the Mad Monk (1966 film) Rasputin, the Mad Monk
- Rasputina: American cello-rock ensemble led by Melora Creager Rasputina (band)
- Rassilon — founder and legendary figure of the Time Lords Rassilon
- Rast, Dolj County — riverside commune in southwestern Romania Rast, Dolj
- Rastafari movement (Rastafarianism) Rastafari movement
- Rastatt (district) — Landkreis in Baden-Württemberg, Germany Rastatt (district)
- Rasteau — hilltop commune and wine appellation in Vaucluse, France Rasteau
- Raster graphics (bitmap images): structure, formats, and uses Raster graphics
- Raster Image Processor (RIP): function, types, and role in printing Raster image processor
- Råsunda Stadium
- Rat (Rattus and related muroids): overview, biology, and human interactions Rat
- Rat Pack — American entertainers linked with 1950s–60s Las Vegas Rat Pack
- Rat snake
- Ratanakiri Province — northeast Cambodia: geography, people and conservation Ratanakiri province
- Ratatat (American electronic rock duo) Ratatat
- Ratatouille — Provençal stewed vegetable dish Ratatouille
- Ratatouille (2007 film) Ratatouille (movie)
- Ratchaburi province: western gateway of Thailand Ratchaburi province
- Ratchet & Clank (2002 video game)
- Ratchet & Clank (2016 film): adaptation of the video game series Ratchet & Clank (movie)
- Ratchet & Clank (series)
- Rate: meanings and uses in mathematics, science, finance, and society Rate
- Rate (mathematics): measures of change and ratios between quantities Rate (mathematics)
- Rate equation (rate law) in chemical kinetics Rate equation
- Rate of fire — measuring how quickly a weapon fires Rate of fire
- Rate-Determining Step (Chemical Kinetics) Rate-determining step
- Rated R (Rihanna album) Rated R (album)
- Rathbun, Iowa
- Rathdrum, Idaho — small city in northern Idaho Rathdrum, Idaho
- Rathlin Island — Northern Ireland’s offshore island and seabird reserve Rathlin Island
- Ratification: how states confirm treaties and give them legal effect Ratification
- Ratingen, North Rhine-Westphalia Ratingen
- Ratio: definition, forms, simplification, and common applications Ratio
- Rational function
- Rational number
- Rationalism: reason, knowledge, and the philosophical tradition Rationalism
- Rationality: Reasoned Thought, Decision-Making, and Practical Use Rationality
- Rationalization (mathematics)
- Rationing: methods for allocating scarce resources Rationing
- Ratite: flightless birds of the southern continents Ratite
- Ratko Janev — Macedonian Atomic Physicist (1939–2019) Ratko Janev
- Rätla: village in Raasiku Parish, Harju County (northern Estonia) Rätla
- Ratnakar Matkari — Marathi playwright, writer and director Ratnakar Matkari
- Ratnasiri Wickremanayake
- Ratodero: Town and Taluka Headquarters in Larkana District, Sindh Ratodero
- Ratodero Taluka, Larkana District, Sindh Ratodero Taluka
- Raton, New Mexico
- RATP Group — Paris public transport operator RATP Group
- Rattan, Oklahoma — small town profile Rattan, Oklahoma
- Rattlesnake
- Rättvik: lakeside town in Dalarna, Sweden Rättvik
- Rättvik Church (Rättviks kyrka) Rättvik Church
- Rättvik Municipality — central Dalarna district on Lake Siljan Rättvik Municipality
- Rauf Denktaş (1924–2012) — Turkish Cypriot leader and founding president Rauf Denktaş
- Raúl Albiol
- Raúl Alfonsín: Leader of Argentina's Return to Democracy Raúl Alfonsín
- Raúl Baca Carbo — Ecuadorian engineer and political leader Raúl Baca Carbo
- Raúl Castro — Cuban revolutionary leader and statesman Raúl Castro
- Raúl Cubas Grau — President of Paraguay (1998–1999) Raúl Cubas Grau
- Raúl González Blanco Raúl González
- Raúl Grijalva — U.S. Representative from Arizona and progressive leader Raúl Grijalva
- Raúl Juliá — Puerto Rican actor known for stage and screen Raul Julia
- Raul Khajimba — Abkhaz politician and former president Raul Khajimba
- Raul Meireles — Portuguese central midfielder and international footballer Raul Meireles
- Raúl Méndez — Mexican actor and screen performer Raúl Méndez
- Raúl Padilla (Chato) — Mexican actor best known as Jaimito, el Cartero Raúl Padilla
- Rauma — coastal city in southwest Finland Rauma
- Rauni-Leena Luukanen-Kilde: Finnish physician and commentator on UFOs and parapsychology Rauni-Leena Luukanen-Kilde
- Rautalampi: municipality in Northern Savonia, Finland Rautalampi
- Rautavaara (municipality) Rautavaara
- Rautavesi — lake in Sastamala, Pirkanmaa, Finland Rautavesi
- Rauzan: Commune in Gironde, Southwestern France Rauzan
- Raval — deity figure of the Imperial Zongian Empire in Second Life Raval
- Ravalli County, Montana — Bitterroot Valley county overview Ravalli County, Montana
- Ravana — the Rakshasa King of Lanka in the Ramayana Ravana
- Rave (electronic dance music event) Rave
- Raveena Tandon — Indian film actress and producer Raveena Tandon
- Ravels (Antwerp, Belgium) Ravels
- Raven (Corvus corax): large intelligent member of the crow family Raven
- Raven (DC Comics) — overview, powers, history, and adaptations Raven (DC Comics)
- Raven (Scott Levy) — Professional Wrestler, Producer, and Writer Raven (wrestler)
- Raven paradox (Hempel's paradox of confirmation) Raven paradox
- Raven-Symoné: American actress, singer and television personality Raven-Symoné
- Raven's Nest (Raven's Flock) — professional wrestling stable Raven's Nest