Definition of accelerator
- a graphics accelerator
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'accelerator.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
: a pedal in a vehicle that is pressed down to make the vehicle go faster
: a machine that causes charged particles (such as electrons and protons) to move at extremely high speeds
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