Definition of Accelerator
Noun
-
a scientific instrument that increases the kinetic energy of charged particles
- particle accelerator
- atom smasher
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(chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected
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a valve that regulates the supply of fuel to the engine
- throttle valve
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a pedal that controls the throttle valve
"he stepped on the gas"
- accelerator pedal
- gas pedal
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.