インパクトの定義と意味 | Dictionary.com

IMPACT Definition & Meaning | Dictionary.com Synonyms impact American [ im -pakt, im- pakt ] / ˈɪm pækt, ɪmˈpækt / noun the striking of one thing against another; forceful contact; collision. The impact of the colliding cars broke the windshield. an impinging. the impact of light on the eye. influence; effect. the impact of Einstein on modern physics. an impacting; forcible impinging. the tremendous impact of the shot. the force exerted by a new idea, concept, technology, or ideology. the impact of the industrial revolution. verb (used with object) to drive or press closely or firmly into something; pack in. to fill up; congest; throng. A vast crowd impacted St. Peter's Square. to collide with; strike forcefully. a rocket designed to impact the planet Mars. to have an impact or effect on; influence; alter. The decision may impact your whole career. The auto industry will be impacted by the new labor agreements. verb (used without object) to have impact or make contact forcefully. The ball impacted against the bat with a loud noise. to have an impact or effect. Increased demand will impact on sales. impact British noun the act of one body, object, etc, striking another; collision the force with which one thing hits another or with which two objects collide the impression made by an idea, cultural movement, social group, etc the impact of the Renaissance on Medieval Europe "Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 verb to drive or press (an object) firmly into (another object, thing, etc) or (of two objects) to be driven or pressed firmly together to have an impact or strong effect (on) "Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 Usage The verb impact has developed the transitive sense “to have an impact or effect on” ( The structured reading program has done more to impact the elementary schools than any other single factor ) and the intransitive sense “to have an impact or effect” ( The work done at the computer center will impact on the economy of Illinois and the nation ). Although recent, the new uses are entirely standard and most likely to occur in formal speech and writing. See also impactful . Other Word Forms impaction noun nonimpact noun postimpact adjective Etymology Origin of impact First recorded in 1775–85; (noun and v.) back formation from impacted Explanation The noun impact can refer to a physical force (like a collision), an influence (a bad role model or a hero), or a strong effect (a foot of snow will have an impact on driving conditions). Impact is used most often as a noun. A good teacher might have an impact (influence) on a struggling student. The moment two comets collide is called the "moment of impact." But this versatile word can also be used as a verb, though many people prefer to use its synonyms instead: "affect," "bear upon," or "touch on." Impacted teeth are wedged together or stuck behind each other. Keep Reading on Vocabulary.com Vocabulary lists containing impact Tier 2 Words for the SBAC ELA Items Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide! Academic Vocabulary Toolkit 1, Words 51-60 Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use! Name On: Pro Sports Team Names, Part 2 Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time! Example Sentences Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com. The company said it had offset the impact of the Iran conflict by bringing forward certain deliveries in other regions. From Barron's • May 5, 2026 He said the university is considering AI resources and courses for students in every major, along with coursework on AI’s impact on society, human values and ethics. From Los Angeles Times • May 5, 2026 When the disruptions began, the market had “buffers from readily available inventories” to cushion the impact on the global market, said Young. From MarketWatch • May 5, 2026 Within hours, strangers began demanding he revise the story to claim the impact had come from intercepted missile fragments rather than a warhead. From The Wall Street Journal • May 5, 2026 In other words, variations in opportunities and experiences can affect a child’s skill building and therefore impact their intelligences. From "Music and the Child" by Natalie Sarrazin Related Words brunt burden impression influence meaning repercussion significance Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023 Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.