rapid

1 of 2

adjective

rap·​id ˈra-pəd How to pronounce rapid (audio)
: 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
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
Adjective
Yet the rapid evaporation of confidence in Credit Suisse after a string of missteps and losses, and its subsequent emergency rescue by UBS, has dented that previous consensus. Bastian Benrath, Fortune Europe, 4 Apr. 2024 Although there is growing recognition within the AI industry that more safeguards are needed, the technology’s rapid development — including newer text-to-video tools like OpenAI’s Sora — worries some experts. Brian Cheung, NBC News, 4 Apr. 2024 Global sea levels are also on the rise, driven mainly by the rapid melting of ice sheets and glaciers. Ritu Prasad, CNN, 4 Apr. 2024 The facility's strategic location near Bordeaux facilitates efficient battery distribution across Europe and North America, ensuring that Vision Marine and its clients benefit from rapid delivery and support services. Kansas City Star, 3 Apr. 2024 Children who are abused earlier in life, typically before puberty—such as Kevin—show greater emotional dysregulation, weaker control over their thoughts and actions, and more rapid biological aging. Marc D. Hauser, TIME, 3 Apr. 2024 Earthquakes’ sudden, rapid shaking can cause fires, tsunamis, landslides or avalanches. Don Sweeney, Sacramento Bee, 3 Apr. 2024 As private investment is generally more productive than that of state companies, its expanding share of total investment was critical to China’s rapid growth over this period. Nicholas R. Lardy, Foreign Affairs, 2 Apr. 2024 The group’s rapid capture of large swaths of Iraq and Syria in 2014 shocked the world. Victoria Bisset, Washington Post, 23 Mar. 2024
Noun
National Geographic also recommends road-tripping on Route 66 through New Mexico, catching the total solar eclipse on April 8 at Terrapin Point in Niagara Falls State Park, antiquing in New York's Hudson Valley and rafting through the rapids in West Virginia's New River. USA TODAY, 30 Jan. 2024 The river, its banks, and its gradient are transforming so fast that boater informational guides can’t keep up with new beaches forming and old ones slumping away, temporary rapids created from mud moving downstream, and historic rapids resurrecting. Cassidy Randall, Rolling Stone, 18 Feb. 2024 Per the official synopsis, once the group become stranded in raging rapids, the thrill-seeking trip quickly turns from exciting to utterly terrifying as the rafters are trapped in a desperate fight for their lives, all while someone seems intent on sabotage to ensure shocking secrets stay buried. Lauren Huff, EW.com, 13 July 2023 Just upstream of Glen Canyon, 65 percent of Cataract Canyon was also flooded, and many of its fearsome rapids disappeared. Margaret Osborne, Smithsonian Magazine, 25 Jan. 2024 Two years ago, science journalist Melissa Sevigny retraced their adventure, whitewater rafting the same rapids and sleeping under the stars to learn more about who these women were—and why their work still influences the scientific landscape of America today. Shraddha Chowdhury, Condé Nast Traveler, 30 Nov. 2023 The water was plenty cold, but not too high, making the rapids more manageable. Billy Baker, BostonGlobe.com, 28 Apr. 2023 Inexperienced paddlers should stick to calm water without a lot of rapids. Matthew Every, Field & Stream, 14 Dec. 2023 On the other side of the globe last week, winding Hong Kong streets became surging rapids. Theodora Yu, Washington Post, 14 Sep. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'rapid.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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 *rep-, secondary zero-grade from presumed *erp-, going back to Indo-European *h1rp-, zero-grade of a base *h1rep- "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

Dictionary Entries Near rapid

Cite this Entry

“Rapid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rapid. Accessed 18 Apr. 2024.

Kids Definition

rapid

1 of 2 adjective
rap·​id ˈrap-əd How to pronounce rapid (audio)
: 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

Last Updated: - 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!