acceleration
[noun]
Synonyms: speeding up, hastening, hurrying, quickening, stepping up (informal)

[TahlilGaran] English Synonym Dictionary ▲

ac‧cel‧e‧ra‧tion /əkˌseləˈreɪʃən/ noun

1. [singular, uncountable] a process in which something happens more and more quickly
acceleration in
an acceleration in the rate of inflation
acceleration of
the rapid acceleration of economic progress in South East Asia

2. [uncountable] the rate at which a car or other vehicle can go faster:
The latest model has excellent acceleration.

3. [uncountable] technical the rate at which the speed of an object increases

[TahlilGaran] Dictionary of Contemporary English ▲

acceleration
noun
I. increase in speed
ADJ. rapid
PREP. ~ in There has been a rapid acceleration in the growth of industry.

[TahlilGaran] Collocations Dictionary ▲

acceleration
II. ability of a car to accelerate
ADJ. fast, good This model has the best acceleration of any available sports car.
poor, slow

[TahlilGaran] Collocations Dictionary ▲