a tornado is a form of:

Tornado



noun — Plural: Tornadoes, tornados
1.
(whirling progressive windstorm causing widespread devastation) ខ្យល់គួច
2.
(បច្ចេកទេស) ខ្យល់កួច
ENGLISH MEANING
noun — Plural: Tornadoes, tornados
1.
A violent whirling wind; specifically (Meteorol.), a tempest distinguished by a rapid whirling and slow progressive motion, usually accompaned with severe thunder, lightning, and torrents of rain, and commonly of short duration and small breadth; a small cyclone.