accelerator engine

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• Engine braking — is where the retarding forces within an engine are used to slow a vehicle down, as opposed to using an external braking mechanism, for example friction brakes or magnetic brakes. The term is often confused with several other types of braking,… …   Wikipedia

• Accelerator — may mean:*Accelerator (car) (also gas pedal ), that controls the engine speed of an automobile *accelerator (chemistry), a substance that increases the rate of a chemical reaction *Accelerator (computing) to speed a function in computer hardware… …   Wikipedia

• accelerator — ► NOUN 1) a foot pedal which controls the speed of a vehicle s engine. 2) Physics an apparatus for accelerating charged particles to high velocities. 3) a substance that speeds up a chemical process …   English terms dictionary

• accelerator — /ak sel euh ray teuhr/, n. 1. a person or thing that accelerates. 2. Auto. a device, usually operated by the foot, for controlling the speed of an engine. 3. Brit. any two or three wheeled motor vehicle, as a motorcycle or motor scooter. 4.… …   Universalium

• accelerator — [1] In automobiles, this is the gas pedal which is attached by linkage to the throttle in the carburetor or to the fuel injection system. It regulates the amount of fuel which is sent to the engine. In motorcycles, the accelerator is located on… …   Dictionary of automotive terms

• accelerator — noun Date: 1552 one that accelerates: as a. a muscle or nerve that speeds the performance of an action b. a device (as a pedal) for controlling the speed of a motor vehicle engine c. a substance that speeds a chemical reaction d. an apparatus for …   New Collegiate Dictionary

• accelerator — ac•cel•er•a•tor [[t]ækˈsɛl əˌreɪ tər[/t]] n. 1) a person or thing that accelerates 2) aum a device, usu. operated by the foot, for controlling the speed of a motor vehicle engine 3) chem. a substance that increases the speed of a chemical change… …   From formal English to slang

• accelerator — noun 1》 a foot pedal which controls the speed of a vehicle s engine. 2》 Physics an apparatus for accelerating charged particles to high velocities. 3》 a substance that speeds up a chemical process …   English new terms dictionary

• accelerator pump — A small pump usually located inside the carburetor that sprays an extra amount of fuel into the engine during acceleration. It improves acceleration by giving more boost and reducing a momentary lag in power. It is actuated by depressing the… …   Dictionary of automotive terms

• accelerator — n. 1 a device for increasing speed, esp. the pedal that controls the speed of a vehicle s engine. 2 Physics an apparatus for imparting high speeds to charged particles. 3 Chem. a substance that speeds up a chemical reaction …   Useful english dictionary

• Compression release engine brake — Jacobs Engine Brake Division logo. A vie …   Wikipedia