Accelerator Accelerator

Accelerator - Definition and Overview

Related Words: Ammeter, Bearings, Bonnet, Boot, Brake, Bumper, Camshaft, Carburetor, Chassis, Choke, Clutch, Crank, Crankshaft, Cylinder, Dash, Dashboard
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The word accelerator has several possible meanings.

  • A particle accelerator in physics.
  • An accelerator to speed a function in computer hardware.
  • Usually in the UK, and sometimes in the US, the pedal (often called the gas pedal in the US) that controls the engine speed of an automobile. See accelerator (car).
  • A substance that increases the rate of a chemical reaction, such as the curing of an adhesive. See accelerator (chemistry).
  • The accelerator effect in economics refers to stimulus to private fixed investment that occurs due to growth in aggregate demand.
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