Severe cyclone (9)

I believe the answer is:

hurricane

(Other definitions for hurricane that I've seen before include "Plane once" , "commotion" , "Storm with violent wind, common in Florida" , "Tropical cyclone - WWII fighter" , "Caribbean cyclone" .)

I've seen this clue in The Independent.

Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.