RAPIDの定義と意味 - メリアム・ウェブスター

RAPID Definition & Meaning - Merriam-Webster Est. 1828 Dictionary Definition adjective noun adjective 2 adjective noun Synonyms Synonym Chooser Example Sentences Word History Phrases Containing Rhymes Entries Near Cite this Entry Citation Kids Definition Kids More from M-W Show more Show more Citation Kids More from M-W Save Word To save this word, you'll need to log in. Log In rapid 1 of 2 adjective rap·​id ˈra-pəd Synonyms of rapid Simple Definition A Simple Definition is available from our Learner's Dictionary to help you understand the meaning faster. : marked by a fast rate of motion, activity, succession, or occurrence rapidly adverb rapidness noun rapid 2 of 2 noun : a part of a river where the current is fast and the surface is usually broken by obstructions — usually used in plural but singular or plural in construction Synonyms of rapid Relevance Adjective quick brisk fast swift galloping speedy See All Synonyms & Antonyms in Thesaurus Choose the Right Synonym for rapid fast , rapid , swift , fleet , quick , speedy , hasty , expeditious mean moving, proceeding, or acting with celerity. fast and rapid are very close in meaning, but fast applies particularly to the thing that moves fast horses and rapid to the movement itself. rapid current swift suggests great rapidity coupled with ease of movement. returned the ball with one swift stroke fleet adds the implication of lightness and nimbleness. fleet runners quick suggests promptness and the taking of little time. a quick wit speedy implies quickness of successful accomplishment speedy delivery of mail and may also suggest unusual velocity. hasty suggests hurry and precipitousness and often connotes carelessness. a hasty inspection expeditious suggests efficiency together with rapidity of accomplishment. the expeditious handling of an order Examples of rapid in a Sentence Adjective There's been rapid growth in the number of new businesses in the town. Scientists are concerned about the rapid disappearance of the island's coral reefs. She carefully guided the boat through the rapid water. Recent Examples on the Web Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback . Adjective The period was also marked by rapid economic growth, solidifying the city’s reputation as a financial hub and a consumer’s paradise. — Pauline J. Yao, Artforum , 2 May 2026 In an industry often driven by rapid cycles and mass production, Bryl’s approach stands apart for its deliberate pace. — Jordan French, USA Today , 1 May 2026 Noun Sip on a Life Flows On by Divine Barrel Brewing before walking down toward the river or settling in on the big rock by the rapids for a live show. — Melissa Oyler updated May 1, Charlotte Observer , 1 May 2026 The Colorado River cuts through the dry scenery, providing whitewater rapids sought out by rafters and kayakers. — Evie Carrick, Travel + Leisure , 29 Apr. 2026 See All Example Sentences for rapid Word History Etymology Adjective borrowed from French & Latin; French rapide, going back to Middle French, borrowed from Latin rapidus "(of water) flowing violently enough to sweep anything along in its path, swiftly moving, quick," from rapere "to seize and carry off, carry or sweep along" + -idus, adjective suffix; rapere perhaps going back to pre-Latin *r e p-, secondary zero-grade from presumed *erp-, going back to Indo-European *h 1 rp-, zero-grade of a base *h 1 rep- "seize, pluck," whence also Lithuanian aprė́piu, aprė́pti "to surround, include," Albanian rjep "removes, robs," Greek ereptómenos "feeding on, devouring" Noun borrowed from French rapide, noun derivative of rapide, adjective, "swiftly moving, rapid entry 1 " First Known Use Adjective 1634, in the meaning defined above Noun 1765, in the meaning defined above Time Traveler The first known use of rapid was in 1634 See more words from the same year Phrases Containing rapid in quick / rapid succession rapid eye movement rapid eye movement sleep rapid - fire rapid transit Rhymes for rapid rapide vapid See All Rhymes for rapid Browse Nearby Words Raphus rapid rapidamente See all Nearby Words Cite this Entry Style MLA Chicago APA Merriam-Webster “Rapid.” Merriam-Webster.com Dictionary , Merriam-Webster, https://www.merriam-webster.com/dictionary/rapid. Accessed 5 May. 2026. Copy Citation Kids Definition rapid 1 of 2 adjective rap·​id ˈrap-əd : very fast rapidity rə-ˈpid-ət-ē , ra- noun rapidly adverb rapidness noun rapid 2 of 2 noun : a part of a river where the current flows fast usually over rocks — usually used in plural More from Merriam-Webster on rapid Nglish: Translation of rapid for Spanish Speakers Last Updated: 3 May 2026 - Updated example sentences Love words? Need even more definitions? Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free! Merriam-Webster unabridged More from Merriam-Webster Word of the Day augur See Definitions and Examples » Get Word of the Day daily email! Popular in Grammar & Usage See More More Commonly Mispronounced Words 5 Verbal Slip Ups and Language Mistakes Is that lie 'bald-faced' or 'bold-faced'? The Difference Between 'i.e.' and 'e.g.' Why is '-ed' sometimes pronounced at the end of a word? 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