Dictionary Check: deceleration

"deceleration" is a valid word!

Scrabble 15 points
Words with Friends 18 points

Definition

noun

a decrease in rate of change

Example: "the deceleration of the arms race"
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Antonyms:
noun

(physics) a rate of decrease in velocity

Antonyms:
noun

the act of decelerating; decreasing the speed

Example: "he initiated deceleration by braking"
Antonyms:

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