Accelerator
Part of speech: noun
Definition: One who, or that which, accelerates. A device for causing acceleration. A substance which speeds up chemical reactions. accelerator pedal.
Example sentence: What we're really trying to do is have heterogeneous systems really become the foundation of our computing going forward. And that's the idea that you make every processor and every accelerator a peer processor.
Throttle
Part of speech: verb
Definition: To cut back on the speed of an engine, a person or organization.To strangle or choke someone.
Part of speech: noun
Definition: A valve that regulates the supply of fuel-air mixture to an internal combustion engine and thus controls its speed; a similar valve that controls the air supply to an engine.The lever or pedal that controls this valve.