extratropical cyclone
[ ek-struh-trop-i-kuhl sahy-klohn ]
/ ˈɛk strəˈtrɒp ɪ kəl ˈsaɪ kloʊn /
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noun Meteorology.
a cold-core storm system occurring over land or water and energized by the interaction of cold and warm air masses: the common frontal cyclones that produce much of the precipitation of the middle latitudes are examples of extratropical cyclones, as are blizzards and nor’easters.
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Also called mid-latitude cyclone [mid-lat-i-tood sahy-klohn], /ˈmɪdˈlæt ɪ tud ˈsaɪ kloʊn/, mid-latitude storm [mid-lat-i-tood stawrm]. /ˈmɪdˈlæt ɪ tud ˈstɔrm/.
Compare subtropical cyclone, tropical cyclone.
Words nearby extratropical cyclone
extrasystole, extraterrestrial, extraterritorial, extraterritoriality, extra time, extratropical cyclone, extrauterine, extravagance, extravagancy, extravagant, Extravagantes
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
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Scientific definitions for extratropical cyclone
extratropical cyclone
[ ĕk′strə-trŏp′ĭ-kəl ]
See under cyclone.
The American Heritage® Science Dictionary
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