WordReference Random House Learner's Dictionary of American English © 2019
cy•clone /ˈsaɪkloʊn/USA pronunciation   n. [countable]
  1. Meteorologya violent storm with circular wind motion:The cyclone struck the islands with devastating force.
  2. 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 © 2019
cy•clone  (sīklōn),USA pronunciation n. 
  1. 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.
  2. Meteorology(not in technical use) tornado.
  3. Mechanical EngineeringAlso called  cyclone collector, cyclone separator. [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/ adj
  1. trademark Austral NZ (of fencing) made of interlaced wire and metal

cyclone /ˈsaɪkləʊn/ n
  1. another name for depression
  2. a violent tropical storm; hurricane
Etymology: 19th Century: from Greek kuklōn a turning around, from kukloein to revolve, from kuklos wheel

cyclonic /saɪˈklɒnɪk/, cyˈclonical, ˈcyclonal adj cyˈclonically adv

'Cyclone' also found in these entries:

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