cyclonenounmasculine/siˈklɔnɨ/mediumci·clo·nePortuguesEnglishEspanolFrancaisDefinitionA meteorological phenomenon characterized by a system of winds rotating around a center of low atmospheric pressure.The cyclone caused widespread damage to the coastal region.Scientists are studying the intensification of tropical cyclones.synhurricanetyphoonEtymologyDo grego 'kyklôn' (que gira).Related wordsciclónicoanticiclone