accelerator

About 1.73 uses per million words.

Meaning

1. noun One who, or that which, accelerates.

   The Second World War is said to have been a great accelerator for many scientific findings.

2. noun A device for causing acceleration.
3. noun A substance which speeds up chemical reactions.
4. noun A pedal causing the vehicle to accelerate when it is pressed.

   As soon as you get onto the slipway, push the accelerator.

5. noun A chemical that reduces development time.
6. noun A device that accelerates charged subatomic particles; a particle accelerator.
7. noun A muscle or nerve that speeds the performance of an action.
8. noun An accelerator key.

Similar words

gun gas pedal throttle atom smasher particle accelerator gas catalyst accelerator pedal throttle valve accelerating

Often followed by

and is pedal to of in mass for laboratory

Word family

accelerators