Accelerator may refer to:

In science and technology

In computing

Download accelerator A download manager is a software tool that manages the downloading of files from the Internet, which may be built: into a Web browser A web browser is application software for accessing websites. When a user requests a web page from a par ...

, or download manager, software dedicated to downloading *

Hardware acceleration Hardware acceleration is the use of computer hardware designed to perform specific functions more efficiently when compared to software running on a general-purpose central processing unit (CPU). Any transformation of data that can be calcula ...

, the use of dedicated hardware to perform functions faster than a CPU **

Graphics processing unit A graphics processing unit (GPU) is a specialized electronic circuit designed to manipulate and alter memory to accelerate the creation of images in a frame buffer intended for output to a display device. GPUs are used in embedded systems, mobi ...

or graphics accelerator, a dedicated graphics-rendering device *** Accelerator (library), a library that allows the coding of programs for a graphics processing unit **

Cryptographic accelerator In computing, a cryptographic accelerator is a co-processor designed specifically to perform computationally intensive cryptographic operations, doing so far more efficiently than the general-purpose CPU. Because many servers' system load consists ...

, performs decrypting/encrypting *

Web accelerator A web accelerator is a proxy server that reduces website access time. They can be a self-contained hardware appliance or installable software. Web accelerators may be installed on the client computer or mobile device, on ISP servers, on the server ...

, a proxy server that speeds web-site access *

Accelerator (Internet Explorer) Accelerators are a form of selection-based search that allows a user to invoke an online service from any other page using only the mouse introduced by Microsoft in Internet Explorer 8. Actions such as selecting the text or other objects will give ...

, a form of selection-based search * Accelerator table, specifies keyboard shortcuts for commands * Apple II accelerators, hardware devices designed to speed up an Apple II computer *

PHP accelerator A PHP accelerator is a PHP extension designed to improve the performance of software applications written in the PHP programming language. Operation Most PHP accelerators work by caching the compiled opcode/bytecode of PHP representation of ph ...

, speeds up software applications written in the PHP programming language * SAP BI Accelerator, speeds up online analytical processing queries * SSL/TLS accelerator, offloads public-key encryption algorithms to a hardware accelerator * TCP accelerator, or TCP Offload Engine, offloads processing of the TCP/IP stack to a network controller *

Keyboard shortcut computing, a keyboard shortcut also known as hotkey is a series of one or several keys to quickly invoke a software program or perform a preprogrammed action. This action may be part of the standard functionality of the operating system or ...

, a set of key presses that invoke a software or operating system operation * Accelerator or AFU (Accelerator Function Unit): a component of IBM's

Coherent Accelerator Processor Interface Coherent Accelerator Processor Interface (CAPI), is a high-speed processor expansion bus standard for use in large data center computers, initially designed to be layered on top of PCI Express, for directly connecting central processing units (CPU ...

(CAPI)

In physics and chemistry

Accelerator (chemistry) Accelerants are substances that can bond, mix or disturb another substance and cause an increase in the speed of a natural, or artificial chemical process. Accelerants play a major role in chemistry—most chemical reactions can be hastened with an ...

, a substance that increases the rate of a chemical reaction * Araldite accelerator 062, or Dimethylbenzylamine, an organic compound *

Cement accelerator A cement accelerator is an admixture for the use in concrete, mortar, rendering or screeds. The addition of an accelerator speeds the setting time and thus cure time starts earlier.Justnes, H. (2000): Accelerator Blends for Portland Cement. Proce ...

, an admixture that speeds the cure time of concrete *

Particle accelerator A particle accelerator is a machine that uses electromagnetic fields to propel charged particles to very high speeds and energies, and to contain them in well-defined beams. Large accelerators are used for fundamental research in particle ...

, a device which uses electric and/or magnetic fields to propel charged particles to high speeds **

Accelerator-driven system A subcritical reactor is a nuclear fission reactor concept that produces fission without achieving criticality. Instead of sustaining a chain reaction, a subcritical reactor uses additional neutrons from an outside source. There are two general c ...

(ADS), a nuclear reactor coupled to a particle accelerator **

Accelerator mass spectrometry Accelerator mass spectrometry (AMS) is a form of mass spectrometry that accelerates ions to extraordinarily high kinetic energies before mass analysis. The special strength of AMS among the mass spectrometric methods is its power to separate a r ...

(AMS), a form of mass spectrometry *

Tanning accelerator Sunless tanning, also known as UV filled tanning, self tanning, spray tanning (when applied topically), or fake tanning, refers to the effect of a suntan without exposure to the Sun. Sunless tanning involves the use of oral agents (carotenids) ...

, chemicals that increase the effect of ultraviolet radiation on human skin *

Vulcanizing accelerators Vulcanization (British: Vulcanisation) is a range of processes for hardening rubbers. The term originally referred exclusively to the treatment of natural rubber with sulfur, which remains the most common practice. It has also grown to includ ...

, chemical agents to speed the vulcanization of rubber

Firearms

* .22 Accelerator or Remington Accelerator, a type of .224 caliber bullet *

Electricothermal accelerator A plasma cannon (also called an electrothermal accelerator) is an experimental projectile weapon, which accelerates a projectile by means of a plasma discharge between electrodes at the rear of the barrel, generating a rapid increase in pressu ...

, a weapon that uses a plasma discharge to accelerate its projectile *

Magnetic accelerator gun A railgun or rail gun is a linear motor device, typically designed as a weapon, that uses electromagnetic force to launch high velocity projectiles. The projectile normally does not contain explosives, instead relying on the projectile's high ...

, a weapon that converts magnetic energy into kinetic energy for a projectile *

Ram accelerator A ram accelerator is a device for accelerating projectiles or just a single projectile to extremely high speeds using jet-engine-like propulsion cycles based on ramjet or scramjet combustion processes. It is thought to be possible to achieve no ...

, a device for accelerating projectiles using ramjet or scramjet combustion * Produce accelerators, cannons which use air pressure or combustion to launch large projectiles at low speed

Other technologies

*Accelerator, gas pedal or

throttle A throttle is the mechanism by which fluid flow is managed by constriction or obstruction. An engine's power can be increased or decreased by the restriction of inlet gases (by the use of a throttle), but usually decreased. The term ''throttle'' ...

, a foot pedal that controls the engine speed of an automobile *

Accelerator Coaster An Accelerator Coaster is a hydraulically launched roller coaster model from Intamin. The model usually consists of a long, straight launch track, a ''top hat'' tower element, and magnetic brakes that smoothly stop the train without making cont ...

, a roller coaster that uses hydraulic acceleration

In entertainment

The Accelerators The Accelerators were an American rock band from Raleigh, North Carolina, United States. They were formed in 1982 by singer/guitarist Gerald Duncan and released five albums. Writer and critic Peter Eichenberger described the band as "one of the ...

, US rock band * ''Accelerator'' (Royal Trux album), their seventh studio album, released in 1998 * ''Accelerator'' (The Future Sound of London album), their debut album *"Accelerator", a 1993 single by Gumball *"Accelerator", a song by band The O.A.O.T.'s, on their album ''

Typical Typical may refer to: * ''Typical'' (album), Peter Hammill * "Typical" (song), song by MuteMath *"Typical", song by Frazier Chorus from ''Sue'', 1987 *''Typical'', story collection by Padgett Powell, 1991 See also *''Typical Rick ''Typical R ...

'' *"Accelerator", a song by the band Primal Scream from their album ''

XTRMNTR ''XTRMNTR'' (pronounced "Exterminator") is the sixth studio album by Scottish rock band Primal Scream. It was first released on 31 January 2000 in the United Kingdom by Creation Records and on 2 May 2000 in the United States by Astralwerks. It pe ...

'' *''

XLR8R ''XLR8R'' (pronounced "accelerator") is a website that covers music, culture, style, and technology. It was originally also a print magazine. History and profile ''XLR8R'' was founded as a newsprint zine in 1993 by publisher Andrew Smith in Sea ...

'' (pronounced "accelerator"), a magazine and website that covers music, culture, style, and technology * Accelerator (To Aru Majutsu No Index), one of the main characters in the anime series ''Toaru Majutsu no Index'' * Accelerator (Universal Studios Singapore), a whirling twirling ride that spins guests around *''

PC Accelerator ''PC Accelerator'' (''PCXL'') was an American personal computer game magazine that was published by Imagine Media (currently a subsidiary of Future plc). It was known for its ''Maxim''-like humor and photography. History and profile ''PC Accelera ...

'', a personal computer game magazine * ''The Accelerators'' (comics), a comic book created by Ronnie Porto and Gavin Smith

Other uses

Accelerator pedal Car controls are the components in automobiles and other powered road vehicles, such as trucks and buses, used for driving and parking. While controls like steering wheels and pedals have existed since the invention of cars, other controls have ...

or gas pedal * Seed- or startup-accelerator, an organization that offers advice and resources to help small businesses grow *

Accelerator effect The accelerator effect in economics is a positive effect on private fixed investment of the growth of the market economy (measured e.g. by a change in Gross Domestic Product). Rising GDP (an economic boom or prosperity) implies that businesses in g ...

, economic stimulus to private fixed investment due to growth in aggregate demand *

Saskatoon Accelerators Saskatoon Accelerators were a professional soccer team based in Saskatoon, Saskatchewan that played in the Canadian Major Indoor Soccer League. The team played indoor soccer which is different from the official FIFA indoor game called futsal. I ...

, a professional soccer team based in Saskatoon, Canada