Definīcija:term first applied to tropical cyclones of the Caribbean Sea.By extension,to any tropical cyclone in which the wind attains great violence;by convention,to a wind of force 12 on the Beaufort scale ;A tropical cyclone of wind force 12 on the Beaufort scale,that is,more than 58 knots.Hurricanes of the West Indies,Western Pacific typhoons and Bay of Bengal cyclones are essentially the same phenomenon;now all tend to be called hurricanes;-DDMG ;A name given to revolving storms which occur in the North Atlantic(West Indies),South Pacific,Indian Ocean,and China Seas,with a wind speed between 64 and 71 knots:Force 12 on the Beaufort Scale.