accelerator

4 ENTRIES FOUND:

ac·cel·er·a·tor

noun \ik-ˈse-lə-ˌrā-tər, ak-\

: 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

Full Definition of ACCELERATOR

:  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 imparting high velocities to charged particles (as electrons)
e :  an item of computer hardware that increases the speed at which a program or function operates <a graphics accelerator>

First Known Use of ACCELERATOR

1552

ac·cel·er·a·tor

noun \ik-ˈsel-ə-ˌrāt-ər, ak-\   (Medical Dictionary)

Medical Definition of ACCELERATOR

: one that accelerates: as a : a muscle or nerve that speeds the performance of an action <a cardiac accelerator> b : a substance that speeds a chemical reaction c : an apparatus for imparting high velocities to charged particles (as electrons)

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