cyclone

1 of 2

noun

cy·​clone ˈsī-ˌklōn How to pronounce cyclone (audio)
1
a
: a storm or system of winds that rotates about a center of low atmospheric pressure, advances at a speed of 20 to 30 miles (about 30 to 50 kilometers) an hour, and often brings heavy rain
b
2
: any of various centrifugal devices for separating materials (such as solid particles from gases)
cyclonic adjective
cyclonically adverb

Cyclone

2 of 2

trademark

Cy·​clone ˈsī-ˌklōn How to pronounce Cyclone (audio)
used for a chain-link fence

Examples of cyclone in a Sentence

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.
Noun
Tropical storms and cyclones can bring heavy rain, strong winds, and flooding, and people in vulnerable areas are advised to prepare by reviewing evacuation plans and stocking emergency supplies. Alia Shoaib, MSNBC Newsweek, 16 Sep. 2025 Federal authorities say the man lurking behind the cyclone fence was Routh. Jay Weaver, Miami Herald, 11 Sep. 2025 And then, the clean station has its own six-stage filtration system (main cycle, mess filter, single cyclone, coarse sponge, fine sponge, and HEPA 13 filter). Yelena Moroz Alpert, Architectural Digest, 3 Sep. 2025 While the three of them ultimately cross paths and join forces, their styles of cyclone chasing — and Kate's traumatic past — create plenty of tension as the storm season escalates and various systems cross over the area. James Mercadante, People.com, 29 Aug. 2025 See All Example Sentences for cyclone

Word History

Etymology

Noun

modification of Greek kyklōma wheel, coil, from kykloun to go around, from kyklos circle

First Known Use

Noun

1848, in the meaning defined at sense 1a

Time Traveler
The first known use of cyclone was in 1848

Browse Nearby Words

Cite this Entry

“Cyclone.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cyclone. Accessed 21 Sep. 2025.

Kids Definition

cyclone

noun
cy·​clone ˈsī-ˌklōn How to pronounce cyclone (audio)
1
: a storm or system of winds that rotates about a center of low atmospheric pressure, advances at a speed of 20 to 30 miles (30 to 50 kilometers) an hour, and often brings a great deal of rain
2
cyclonic adjective

More from Merriam-Webster on cyclone

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