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English definition of “acceleration”

acceleration

noun [U]
 
 
/əkˌseləˈreɪʃən/
an increase in the speed or rate of something: an acceleration in sth There has been a rapid acceleration in the rate of growth of new orders.a rapid/sharp/steady acceleration The sharp acceleration of inflation is hitting consumers hard.
(Definition of acceleration from the Cambridge Business English Dictionary © Cambridge University Press)
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