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WordReference Random House Learner's Dictionary of American English © 2024cy•clone /ˈsaɪkloʊn/USA pronunciation n. [countable]- Meteorologya violent storm with circular wind motion:The cyclone struck the islands with devastating force.
- Meteorology(not in technical use) a tornado.
cy•clon•ic /saɪˈklɑnɪk/USA pronunciation adj.: cyclonic winds.See -cycle-. WordReference Random House Unabridged Dictionary of American English © 2024cy•clone (sī′klōn),USA pronunciation n. - Meteorologya large-scale, atmospheric wind-and-pressure system characterized by low pressure at its center and by circular wind motion, counterclockwise in the Northern Hemisphere, clockwise in the Southern Hemisphere. Cf. anticyclone, extratropical cyclone, tropical cyclone.
- Meteorology(not in technical use) tornado.
- Mechanical EngineeringAlso called cy′clone collec′tor, cy′clone sep′arator. [Mach.]a device for removing small or powdered solids from air, water, or other gases or liquids by centrifugal force.
- Greek kyklôn revolving (present participle of kykloûn to revolve, verb, verbal derivative of kýklos; see cycle); apparently confused by Piddington with kýklōma wheel, snake's coil
- term introduced by British meteorologist Henry Piddington (1797–1858) in 1848, perh.
Collins Concise English Dictionary © HarperCollins Publishers:: cyclone /ˈsaɪkləʊn/ n - another name for depression
- a violent tropical storm; hurricane
Etymology: 19th Century: from Greek kuklōn a turning around, from kukloein to revolve, from kuklos wheelcyclonic /saɪˈklɒnɪk/, cyˈclonical, ˈcyclonal adj cyˈclonically adv |