单词	momentum
释义	momentum noun mo·​men·​tum mō-ˈmen-təm  mə- plural momenta mō-ˈmen-tə  mə- or momentums 1 : a property (see property sense 1a) of a moving body that the body has by virtue of its mass (see mass entry 2 sense 1c) and motion and that is equal to the product of the body's mass and velocity broadly : a property of a moving body that determines the length of time required to bring it to rest when under the action of a constant force or moment 2 : strength or force gained by motion or by a series of events The wagon gained momentum as it rolled down the hill. Synonyms boost encouragement goad impetus impulse incentive incitation incitement instigation motivation provocation spur stimulant stimulus yeast See all Synonyms & Antonyms Example Sentences The company has had a successful year and hopes to maintain its momentum by introducing new products. The movie loses momentum toward the end. Recent Examples on the Web However, there’s new momentum for cuffless, noninvasive blood pressure wearables that use PPG sensors. —Victoria Song, The Verge, 10 Feb. 2023 The Securities and Exchange Commission’s announcement on Thursday of a $30 million settlement with Kraken, related to the exchange’s staking product, caused crypto prices to tumble, ending weeks of upward momentum. —Marco Quiroz-gutierrez, Fortune Crypto, 10 Feb. 2023 The reintroduced bill has renewed momentum to repeal the authorizations, as the legislation has picked up new Republican sponsors in both chambers. —Grace Segers, The New Republic, 10 Feb. 2023 All three indexes had been up by close to 1% in the morning, before momentum gave out. —Stan Choe, ajc, 9 Feb. 2023 But as the craft industry boomed in the years before the pandemic, momentum shifted to the brewers. —Jon Chesto, BostonGlobe.com, 9 Feb. 2023 If the Junk Fee Prevention Act gets any momentum, the bill could help Americans save hundreds to potentially thousands of dollars a year, depending on their budgets. —Alicia Adamczyk, Fortune, 8 Feb. 2023 His suggestion that Republicans want to enact cuts to the entitlement programs elicited howls from GOP lawmakers on Tuesday, and the president again pointed to their reaction in an attempt to blunt momentum for any reduction in benefits. —CBS News, 8 Feb. 2023 Since then, Riley and Anderson have both picked up momentum as Hall of Fame candidates. —Charlie Goldsmith, The Enquirer, 8 Feb. 2023 See More Word History Etymology New Latin, from Latin, movement First Known Use 1610, in the meaning defined at sense 1 Phrases Containing momentum angular momentum gather momentum/strength gather/gain momentum pick up speed/momentum lose momentum angular momentum gather momentum/strength gather/gain momentum pick up speed/momentum lose momentum Kids Definition momentum noun mo·​men·​tum mō-ˈment-əm  plural momenta -ˈment-ə  or momentums 1 : the characteristic of a moving body that is caused by its mass and its motion 2 : impetus sense 1 Medical Definition momentum noun mo·​men·​tum mō-ˈment-əm, mə-ˈment-  plural momenta -ˈment-ə  or momentums : a property of a moving body that the body has by virtue of its mass and motion and that is equal to the product of the body's mass and velocity broadly : a property of a moving body that determines the length of time required to bring it to rest when under the action of a constant force momentum noun as in impetus something that arouses action or activity the former president's endorsement was all the momentum the campaign needed Synonyms & Similar Words Relevance impetus incentive encouragement motivation stimulus impulse boost spur catalyst goad fuel stimulant provocation reason incitement yeast instigation cause incitation shot in the arm consideration spark motive inducement invitation antecedent grounds occasion catalyzer Antonyms & Near Antonyms disincentive counterincentive
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