Definitions
Increase in speed or rate.
Word origin
First attested in 1531. From French accélération or more likely directly from Latin accelerātiō (“a hastening, acceleration”). Equivalent to accelerate + -ion.
Used in a sentence
“A falling body moves toward the earth with an acceleration of velocity.”
“The boosters produce an acceleration of 20 metres per second per second.”
“A period of social improvement, or of intellectual advancement, contains within itself a principle of acceleration […]”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer1 curated clues
01“Speed increase”12 letters
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