accelerator [noun]

Definition of accelerator:

(chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected

Synonyms of accelerator:

● Catalyst

● Throttle

● Gas pedal

● Accelerator pedal

● Accelerating

● Acceleration

● Particle accelerator


Opposite/Antonyms of accelerator:

● Anticatalyst

● Decelerator

● Brake

● Stopper

● Retarder

● Improver

● Delayer

● Impeder

● Braker

● Hinderer

● Postponer


Sentence/Example of accelerator:

The plunging car, with accelerator full on, would be out of control.