颶風

(1)a tropical cyclone occurring in the western Pacific or Indian oceans

(2)大西洋西部あるいはインド洋で発生した熱帯低気圧

(3)a localized and violently destructive windstorm occurring over land characterized by a funnel-shaped cloud extending toward the ground

(4)地上へ向かって伸びた漏斗雲が特色で、地上に発生する局地的で激しく破壊的な暴風