accelerate

verb
ac·​cel·​er·​ate | \ -lə-ˌrāt \
accelerated; accelerating

Definition of accelerate

intransitive verb

1 : to move faster : to gain speed The car slowly accelerated. The pace of change has accelerated in recent months.
2 : to progress from grade to grade more rapidly than usual : to follow a speeded-up educational program

transitive verb

1 : to bring about at an earlier time Circumstances accelerated their departure.
2 : to cause to move faster accelerated his steps also : to cause to undergo acceleration
3a : to hasten the progress or development of accelerate our efforts
b : increase accelerate food production
4a : to enable (a student) to complete a course in less than usual time
b : to speed up (something, such as a course of study)

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Examples of accelerate in a Sentence

She stepped on the gas and the car accelerated. The plane accelerated down the runway. She stepped on the gas and accelerated the car. He says that cutting taxes will help to accelerate economic growth. The rate of economic growth has continued to accelerate.
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Recent Examples on the Web

The administration has accelerated its efforts to secure a peace agreement in Yemen, for a conflict that has killed tens of thousand of people and caused a humanitarian crisis. Courtney Mcbride, WSJ, "Pompeo Stresses Friendship With Saudis, Amid Storm Clouds," 14 Jan. 2019 The downturn in auto demand has accelerated steadily. Joe Mcdonald, The Seattle Times, "China’s auto sales fall in November for fifth month," 11 Dec. 2018 These days, in the era of #MeToo, the musical chairs politics of such portrait galleries has accelerated, as scores of former masters of the universe have become pariahs overnight. Town & Country, "Wall of Shame: What Happens to Controversial Portrait Walls in the #MeToo Era?," 30 Nov. 2018 California has seen an explosion in home prices The growth of million-dollar neighborhoods has accelerated over the last year, when 105 areas earned that distinction. Patrick Sisson, Curbed, "The number of ‘million-dollar neighborhoods’ in the U.S. has doubled," 9 Nov. 2018 Criticism of the company has only accelerated since. Colin Lecher, The Verge, "House lawmakers want answers from Google on censored Chinese search engine," 14 Sep. 2018 Recently, activism among Silicon Valley employees has accelerated. Joseph Menn, The Christian Science Monitor, "Silicon Valley employees increasingly push companies on ethics," 13 July 2018 But in the last few years that process has accelerated to a dizzying speed as the country prepares to host soccer’s next World Cup. Andrew Keh, New York Times, "The 2022 World Cup Plants Some Trees and Prepares to Step Into the Spotlight," 12 July 2018 But even if the bike did not independently modernize American medicine, its unprecedented impact on fitness — and the clash this revealed between what doctors said and what experience showed — may well have accelerated the shift. Aaron Gilbreath, Longreads, "The Wheel, the Woman, and the Human Body," 6 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'accelerate.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of accelerate

circa 1522, in the meaning defined at transitive sense 1

History and Etymology for accelerate

borrowed from Latin accelerātus, past participle of accelerāre "to add speed to, hasten the occurrence of, go quickly," from ad- ad- + celerāre "to hasten," verbal derivative of celer "swift, speedy," perhaps going back to *keli-li-/ri-, derivative from the Indo-European base of Greek kélomai, kelésthai "urge, exhort," kelēt-, kélēs "swift horse, charger"

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Statistics for accelerate

Last Updated

20 Jan 2019

Look-up Popularity

Time Traveler for accelerate

The first known use of accelerate was circa 1522

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More Definitions for accelerate

accelerate

verb
ac·​cel·​er·​ate | \ ak-ˈse-lə-ˌrāt \
accelerated; accelerating

Kids Definition of accelerate

1 : to move or cause to move faster The car accelerated going downhill.
2 : to cause to happen more quickly Using plant food accelerates growth.

accelerate

verb
ac·​cel·​er·​ate | \ ik-ˈsel-ə-ˌrāt, ak- \
accelerated; accelerating

Medical Definition of accelerate

transitive verb

: to cause to move faster or speed up accelerated speech and motor activity in manic patients also : to cause to undergo acceleration

intransitive verb

: to move faster : gain speed

accelerate

verb
ac·​cel·​er·​ate
accelerated; accelerating

Legal Definition of accelerate

transitive verb

: to bring about at an earlier time: as
a : to advance (the maturity date of a security agreement) so that payment of the debt in full is due immediately — see also acceleration clause
b : to cause (a future interest in property) to vest by removing the preceding interests (as by failure or premature termination)

intransitive verb

: to enforce an acceleration clause held that the creditor's right to accelerate was suspended— J. J. White and R. S. Summers

Other Words from accelerate

acceleration noun

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