accelerator
Accelerator (noun) means the pedal in a vehicle that controls speed. Example: “She pressed down on the accelerator to merge onto the highway.”
How to use accelerator
Learner’s notesIn plain EnglishDepending on context: the gas pedal in a car, a program that fast-tracks startups, or equipment that speeds up a physical or chemical process.
Word forms
- Plural
- accelerators
Fill the gap
Can you complete this real example?
She pressed down on the _____ to merge onto the highway.
Etymology
From accelerate plus the agent suffix -or, "thing that does."