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accelerator

[ækˈseləreɪtər]

accelerator Definition

  • 1a device, typically a pedal, that controls the speed of a vehicle's engine
  • 2a substance that increases the rate of a chemical reaction

Using accelerator: Examples

Take a moment to familiarize yourself with how "accelerator" can be used in various situations through the following examples!

  • Example

    He pressed down on the accelerator and the car sped off.

  • Example

    The accelerator is on the right side of the brake pedal.

  • Example

    The chemist added an accelerator to speed up the reaction.

accelerator Synonyms and Antonyms

Synonyms for accelerator

Phrases with accelerator

  • a pedal in a vehicle that controls the speed of the engine

    Example

    She pushed down hard on the accelerator pedal and the car shot forward.

  • a device that accelerates charged particles to high energies in a straight line

    Example

    The hospital has a linear accelerator for cancer treatment.

  • a software program that speeds up internet connection by optimizing settings and reducing data usage

    Example

    He installed an internet accelerator to improve his online gaming experience.

Origins of accelerator

from Latin 'accelerare', meaning 'to hasten'

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Summary: accelerator in Brief

An 'accelerator' [ækˈseləreɪtər] can refer to a device, typically a pedal, that controls the speed of a vehicle's engine, or a substance that increases the rate of a chemical reaction. Examples include 'He pressed down on the accelerator and the car sped off.' and 'The chemist added an accelerator to speed up the reaction.' 'Accelerator' extends into phrases like 'accelerator pedal,' which denotes the pedal in a vehicle that controls the speed of the engine.