Acceleration
Definition 1 of 4
Pro Tip 1/3
Physical Movement
Refers to something gaining speed, often used with machines or athletes. The sprinter's acceleration during the race was astounding.
Pro Tip 2/3
Impressive Performance
Expresses admiration when an object or person speeds up quickly. The motorcycle's acceleration is so impressive that it leaves everyone behind.
Pro Tip 3/3
Negative Usage
Can indicate slowing down, opposite of speeding up, depending on context. When the driver hit the brakes, the car's negative acceleration was jarring.