noun
acceleration
uhk-sehl-uh-RAY-shuhn
noun
1
An increase in speed, or the rate at which speed increases.
"The sports car is known for its fast acceleration."
2
A speeding up of a process, trend, or timeline.
"The report noted an acceleration in job losses last quarter."
How to Use Acceleration
Learner’s notesIn plain EnglishThe act or rate of speeding up — used for vehicles, physics, or general trends.
Common pairings
rate of acceleration
sudden acceleration
Word Forms
accelerations plural
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The sports car is known for its fast _____.
Etymology
From Latin acceleratio, "a hastening," from accelerare, "to accelerate."