( n. )
A violent windstorm of limited extent, as the tornado, characterized by an inward spiral motion of the air with an upward current in the center; a vortex of air. It usually has a rapid progressive motion.
( n. )
A violent windstorm of limited extent, as the tornado, characterized by an inward spiral motion of the air with an upward current in the center; a vortex of air. It usually has a rapid progressive motion.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012