Loop or LOOP may refer to:
Brands and enterprises
*
Loop (mobile)
Loop or LOOP may refer to:
Brands and enterprises
* Loop (mobile), a Bulgarian virtual network operator and co-founder of Loop Live
* Loop, clothing, a company founded by Carlos Vasquez in the 1990s and worn by Digable Planets
* Loop Mobile, an ...
, a Bulgarian virtual network operator and co-founder of
Loop Live
* Loop, clothing, a company founded by Carlos Vasquez in the 1990s and worn by
Digable Planets
Digable Planets () is an American hip hop trio formed in 1987. The trio is composed of rappers Ishmael "Butterfly" Butler, Mariana "Ladybug Mecca" Vieira, and Craig "Doodlebug" Irving. The group is notable for their contributions to the subgen ...
*
Loop Mobile
Loop Mobile India Ltd, formerly BPL Mobile Communications, was an Indian mobile network operator.
History
BPL Mobile Communications, established in 1994, was India's first mobile network operator. It began commercial operations in 1995. The Kh ...
, an Indian mobile phone operator
*
Loop Internet
Loop Internet is a fiber-optic internet service provider based in Scranton, Pennsylvania. It was founded in 2015 with the goal of expanding high-speed internet access throughout Luzerne and Lackawanna counties. The company provides residential a ...
, an internet service provider in Pennsylvania, United States
* Loop, a reusable container program announced in 2019 by
TerraCycle
TerraCycle is a private U.S.-based recycling business headquartered in Trenton, New Jersey. It primarily runs a volunteer-based recycling platform to collect non-recyclable pre-consumer and post-consumer waste on behalf of corporate donors, mu ...
Geography
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Loop, Germany, a municipality in Schleswig-Holstein
*
Loop (Texarkana), a roadway loop around Texarkana, Arkansas, United States
*
Loop, Blair County, Pennsylvania, United States
*
Loop, Indiana County, Pennsylvania, United States
*
Loop, West Virginia, United States
*
Loop 101, a semi-beltway of the Phoenix Metropolitan Area
*
Loop 202
Arizona State Route 202 (SR 202) or Loop 202 (202L) is a semi-beltway circling the eastern and southern areas of the Phoenix metropolitan area in central Maricopa County, Arizona. It traverses the eastern end and the southern en ...
, a semi-beltway of the Phoenix Metropolitan Area
*
Loop 303, a semi-beltway of the Phoenix Metropolitan Area
*
Chicago Loop
The Loop is Chicago's central business district and one of the city's 77 municipally recognized Community areas in Chicago, community areas. Located at the center of downtown Chicago on the shores of Lake Michigan, it is the second-largest busi ...
, the downtown neighborhood of Chicago bounded by the elevated railway The Loop
**
Loop Retail Historic District
Loop Retail Historic District is a shopping district within the Chicago Loop community area in Cook County, Illinois, United States. It is bounded by Lake Street to the north, Ida B. Wells Drive to the south, State Street to the west and Wa ...
, a shopping district in the Chicago Loop
*
Delmar Loop
The Delmar Loop, often referred to by St. Louis residents simply as The Loop, is an entertainment, cultural and restaurant district in University City, Missouri and the adjoining western edge of St. Louis near Washington University in St. Lou ...
, an entertainment district in St. Louis, Missouri
*
London Outer Orbital Path
The London Outer Orbital Path—more usually the "London LOOP"—is a 150-mile (242 km) signed walk along Rights of way in England and Wales, public footpaths, and through parks, woods and fields around the edge of Outer London, Englan ...
(LOOP), a signed walk around the edge of Outer London, England
*
Louisiana Offshore Oil Port
The Louisiana Offshore Oil Port (LOOP) is a deepwater port in the Gulf of Mexico 29 kilometers (18 nautical miles) off the coast of Louisiana near the town of Port Fourchon. LOOP provides tanker offloading and temporary storage services for cru ...
(LOOP), a deep-water port in the Gulf of Mexico off the coast of Louisiana
People
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Call Me Loop (born 1991), English singer and songwriter
*
Liza Loop (active from 1975), American technology pioneer
*
Uno Loop
Uno Loop (31 May 1930 – 8 September 2021) was an Estonian singer, musician, athlete, actor, and educator. Loop's career as a musician and singer began in the early 1950s. He performed with various ensembles and as a popular soloist beginning in ...
(1930–2021), Estonian singer, musician, athlete, actor, and educator
* Victoria Loop, brass and guitar player with English band
Half Man Half Biscuit
Half Man Half Biscuit are an English rock band, formed in 1984 in Birkenhead, Merseyside. Known for their satirical, sardonic, and sometimes surreal songs, the band comprises lead singer and guitarist Nigel Blackwell, bassist and singer Neil Cr ...
* Steven
Tyler Loop
Steven Tyler Loop (born August 4, 2001) is an American professional American football, football placekicker for the Baltimore Ravens of the National Football League (NFL). He played college football for the Arizona Wildcats football, Arizona Wil ...
, American football player
Arts, entertainment, and media
Film
*
''Loop'' (1991 film), a British romantic comedy
*
''Loop'' (1999 film), a Venezuelan film
*
''Loop'' (2020 film), an American animated short
* Film loop, the slack portion of the film around the projector lens in a
movie projector
A movie projector (or film projector) is an optics, opto-mechanics, mechanical device for displaying Film, motion picture film by projecting it onto a movie screen, screen. Most of the optical and mechanical elements, except for the illuminat ...
*
Porn loop
Pornographic films (pornos), erotic films, adult films, blue films, sexually explicit films, or 18+ films, are films that represent sexually explicit subject matter in order to arouse, fascinate, or satisfy the viewer. Pornographic films rep ...
, an 8 or 16 mm video "short" of a pornographic nature that could be purchased from men's magazines starting in the 1950s
Music
Groups
*
Loop (band)
Loop are an English rock band, formed in 1986 by Robert Hampson in Croydon. The group topped the UK independent charts with their albums '' Fade Out'' (1989) and '' A Gilded Eternity'' (1990). Their dissonant "trance-rock" sound drew on the w ...
, a London rock band
Other uses in music
*
''Loop'' (album), a 2002 album by Keller Williams
*
Loop (music)
In music, a loop is a repeating section of sound material. Short sections can be repeated to create ostinato patterns. Longer sections can also be repeated: for example, a player might loop what they play on an entire verse of a song in order to ...
, a finite element of sound which is repeated by technical means
*
"Loop" (Maaya Sakamoto song), 2005
*
"Loop" (Sarah Bonnici song), the entry for Malta in the Eurovision Song Contest 2024
* ''Loop'', a 2020 mini-album by
Peakboy
Kwon Sung-hwan (; born May 27, 1989), known professionally as Peakboy ( ), is a South Korean rapper, singer-songwriter and record producer. He released his debut single "Gin & Tonic" in 2017 via SoundCloud and first mini-album ''Portrait'' the ...
Other uses in arts, entertainment, and media
*
''Loop'' (novel), a novel in the ''Ring'' series by Koji Suzuki
*
LOOP Barcelona, an annual meeting point for video art in Barcelona, Spain
Computing and technology
*
Loop (computing)
In computer science, control flow (or flow of control) is the order in which individual statements, instructions or function calls of an imperative program are executed or evaluated. The emphasis on explicit control flow distinguishes an ''i ...
, a method of control flow in computer science
*
LOOP (programming language)
LOOP is a simple register language that precisely captures the primitive recursive functions.
The language is derived from the counter-machine model. Like the counter machines the LOOP language comprises a set of one or more unbounded ''regis ...
, the pedagogical primitive recursive programming language with bounded loops
*
Loop (telecommunication), sending a signal on a channel and receiving it back at the sending terminal
*
Audio induction loop
An audio induction loop system (also called an audio-frequency induction loop or AFIL, or a hearing loop) is an assistive listening device for individuals with reduced ranges of hearing.
History
The first patented magnetic induction loop co ...
, an aid for the hard of hearing
*
Local loop
In telephony, the local loop (also referred to as the local tail, subscriber line, or in the aggregate as the last mile) is the physical link or circuit that connects from the demarcation point of the customer premises to the edge of the co ...
, the physical link in telephony that links the customer premises to the telephone company (telco)
*
Loop device
In Unix-like operating systems, a loop device, vnd (vnode disk), or lofi (loop file interface) is a pseudo-device that makes a computer file accessible as a block device.
Before use, a loop device must be connected to an existent file in the fil ...
, a Unix device node that allows a file to be mounted as if it were a device
* LOOPS, the object system for
Interlisp
Interlisp (also seen with a variety of capitalizations) is a programming environment built around a version of the programming language Lisp. Interlisp development began in 1966 at Bolt, Beranek and Newman (renamed BBN Technologies) in Cambridge, ...
-D
*
''continue'' statement (in some languages ''skip'', ''cycle'', ''next'', ''loop'', or ''iterate''), a structured control statement that skips ahead to the next iteration of the loop containing it
*
Microsoft Loop, collaborative software
Mathematics
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Loop (algebra)
In mathematics, especially in abstract algebra, a quasigroup is an algebraic structure that resembles a group in the sense that " division" is always possible. Quasigroups differ from groups mainly in that the associative and identity element pr ...
, a quasigroup with an identity element
*
Loop (graph theory)
In graph theory, a loop (also called a self-loop or a ''buckle'') is an edge that connects a vertex to itself. A simple graph contains no loops.
Depending on the context, a graph or a multigraph may be defined so as to either allow or disal ...
, an edge that begins and ends on the same vertex
*
Loop (topology)
In mathematics, a loop in a topological space is a continuous function from the unit interval to such that In other words, it is a path whose initial point is equal to its terminal point..
A loop may also be seen as a continuous map from t ...
, a path that starts and ends at the same point, possibly reduced to a single point
Sports
* Aerobatic loop, a type of
aerobatic maneuver
Aerobatic maneuvers are flight paths putting aircraft in unusual attitudes, in air shows, dogfights or competition aerobatics. Aerobatics can be performed by a single aircraft or in Formation flying, formation with several others. Nearly all a ...
*
Ground loop (aviation)
In aviation, a ground loop is a rapid rotation of a fixed-wing aircraft in the horizontal plane (Yaw_(rotation), yawing) while on the ground. Aerodynamic forces may cause the advancing wing to rise, which may then cause the other wingtip to touc ...
, a rapid horizontal (yawing) rotation of a fixed-wing aircraft used in emergencies to bleed of energy while landing
* Loop, a type of
canoe freestyle maneuver
*
Loop (cricket), an aspect of bowling in cricket
*
Loop jump
The loop jump is an edge jump in the sport of figure skating. The skater executes it by taking off from the back outside edge of the skating foot, turning one or more rotations in the air, and landing on the back outside edge of the same foot. ...
, a figure skating jump
* Loop, a type of
offensive shot in table tennis
Roller coasters
*
Loop (roller coaster), a basic roller coaster inversion
*
Pretzel loop, a roller coaster element
Transportation
*
''Loop'' (Amtrak train), a discontinued Amtrak train
*
The Loop (CTA)
The Loop (historically Union Loop) is the circuit of elevated rail that forms the hub of the Chicago "L" system in the United States. As of April 2024, the branch served 40,341 passengers on an average weekday. The Loop is so named because the e ...
, a rapid transit section bounding Chicago's Loop neighborhood
* Loop, underground public transportation system of
The Boring Company
The Boring Company (TBC) is an American infrastructure, tunnel construction service, and equipment company founded by Elon Musk. TBC was founded as a subsidiary of SpaceX in 2017, and was spun off as a separate corporation in 2018. TBC has c ...
in Tesla cars, including a proposed DC-to-Baltimore system
*
Balloon loop
A balloon loop, turning loop, or reversing loop ( North American Terminology) allows a rail vehicle or train to reverse direction without having to shunt or stop. Balloon loops can be useful for passenger trains and unit freight trains.
Bal ...
, a section of track that allows reversal of direction without stopping
*
Circle route
A circle route (also circumference, loop, ring route, ring line or orbital line) is a public transport route following a path approximating a circle or at least a closed curve.
Definition
The expression "circle route" may refer in particular ...
, a public transport route that travels around and connecting the peripheral zones of an area.
*
Loop line (railway)
A circle route (also circumference, loop, ring route, ring line or orbital line) is a public transport route following a path approximating a circle or at least a closed curve.
Definition
The expression "circle route" may refer in particular ...
, a branch line that deviates from a direct route and rejoins it at another location
*
Loop route
In road transportation in the United States, a special route is a road in a numbered highway system that diverts a specific segment of related traffic away from another road. They are featured in many highway systems; most are found in the In ...
, a main route or highway that forms a closed loop
*
Passing loop
A passing loop (UK usage) or passing siding (North America) (also called a crossing loop, crossing place, refuge loop or, colloquially, a hole) is a place on a single line railway or tramway, often located at or near a station, where trains o ...
, a short section of track that allows trains to pass on a single track route
*
Ring road
A ring road (also known as circular road, beltline, beltway, circumferential (high)way, loop or orbital) is a road or a series of connected roads encircling a town, city or country. The most common purpose of a ring road is to assist in reducin ...
or loop, a main route or highway that encircles a town or city
*
Spiral (railway)
A spiral (sometimes called a spiral loop or just loop) is a technique employed by Rail transport, railways to ascend steep hills.
A railway spiral rises on a steady curve until it has completed a loop, passing over itself as it gains height, al ...
, a section of track that allows a train to climb a steep hill
Other uses
*
Compulsion loop
A compulsion loop, reward loop or core loop is a habitual chain of activities that a user may feel compelled to repeat. Typically, this loop is designed to create a neurochemical reward in the user such as the release of dopamine.
Compulsion l ...
, a habitual chain of activities that will be repeated by the user to cause them to continue the activity
*
Loop (biochemistry)
A turn is an element of secondary structure in proteins where the polypeptide chain reverses its overall direction.
Definition
According to one definition, a turn is a structural motif where the Cα atoms of two residues separated by a few (u ...
, a flexible region in a protein's secondary structure
*
Loop (education)
Looping in education is the practice of moving groups of children up from one Educational stage, grade to the next with the same teacher. For example, a teacher who teaches a third grade class and then goes on to teach the same students, the follow ...
, the process of advancing an elementary school teacher with his or her class
*
Loop (knot)
This page explains commonly used terms related to knots.
B
Bend
A bend is a knot used to join two lengths of rope.
Bight
A bight is a slack part in the middle of a rope, usually a curve or loop. "Any slack part of a rope between the t ...
, one of the fundamental structures used to tie knots
* Loop, the end of some
dead-end street
A dead end, also known as a ''cul-de-sac'' (; , ), a no-through road or a no-exit road, is a street with only one combined inlet and outlet.
Dead ends are added to roads in urban planning designs to limit traffic in residential areas. Some d ...
s
* Loop, a type of
fingerprint
A fingerprint is an impression left by the friction ridges of a human finger. The recovery of partial fingerprints from a crime scene is an important method of forensic science. Moisture and grease on a finger result in fingerprints on surfa ...
pattern
See also
*
*
*
The Loop (disambiguation)
*
Circle
A circle is a shape consisting of all point (geometry), points in a plane (mathematics), plane that are at a given distance from a given point, the Centre (geometry), centre. The distance between any point of the circle and the centre is cal ...
*
Cycle (disambiguation)
Cycle, cycles, or cyclic may refer to:
Anthropology and social sciences
* Cyclic history, a theory of history
* Cyclical theory, a theory of American political history associated with Arthur Schlesinger, Sr.
* Social cycle, various cycles in ...
*
Cycle graph
In graph theory, a cycle graph or circular graph is a graph that consists of a single cycle, or in other words, some number of vertices (at least 3, if the graph is simple) connected in a closed chain. The cycle graph with vertices is called ...
*
Electronic circuit
An electronic circuit is composed of individual electronic components, such as resistors, transistors, capacitors, inductors and diodes, connected by conductive wires or Conductive trace, traces through which electric current can flow. It is a t ...
*
Hoop (disambiguation)
*
Inner loop (disambiguation) Inner loop may refer to:
*Inner loop in computer programs
*Inner Loop (Phoenix), a section of Interstate 10 in downtown Phoenix, Arizona, United States
* Inner Loop (Rochester), an expressway around downtown Rochester, New York, United States
* Inn ...
*
Line echo wave pattern
A line echo wave pattern (LEWP) is a weather radar formation in which a single line of thunderstorms presenting multiple bow echoes forms south (or equatorward) of a mesoscale low-pressure area with a rotating "head". LEWP often are associated ...
(LEWP)
*
Loophole
A loophole is an ambiguity or inadequacy in a system, such as a law or security, which can be used to circumvent or otherwise avoid the purpose, implied or explicitly stated, of the system.
Originally, the word meant an arrowslit, a narrow vertic ...
*
Looping (disambiguation)
*
Loopy (disambiguation)
*
Loupe
A loupe ( ) is a simple, small magnification device used to see small details more closely. They generally have higher magnification than a magnifying glass, and are designed to be held or worn close to the eye. A loupe does not have an attached ...
, a small magnifying glass used by jewelers, watchmakers, and other precision craftsmen
*
*
Möbius strip
In mathematics, a Möbius strip, Möbius band, or Möbius loop is a Surface (topology), surface that can be formed by attaching the ends of a strip of paper together with a half-twist. As a mathematical object, it was discovered by Johann Bened ...
*
Ring (disambiguation)
(The) Ring(s) may refer to:
* Ring (jewellery), a round band, usually made of metal, worn as ornamental jewelry
* To make a sound with a bell, and the sound made by a bell
Arts, entertainment, and media Film and TV
* ''The Ring'' (franchise), a ...
{{Disambiguation, geo, surname