CYCLONIC
cyclonic, cyclonal, cyclonical
(adjective) of or relating to or characteristic of a violent tropical storm; “cyclonic destruction”
cyclonic, cyclonal, cyclonical
(adjective) of or relating to or characteristic of the atmosphere around a low pressure center; “cyclonic cloud pattern”
Source: WordNet® 3.1
Etymology
Adjective
cyclonic (comparative more cyclonic, superlative most cyclonic)
Of, pertaining to, or resembling a cyclone.
(meteorology) Rotating in the same direction as the Earth i.e. anticlockwise in the Northern Hemisphere and clockwise in the Southern Hemisphere.
Source: Wiktionary
Cy*clon"ic (s-kln"k), a.
Definition: Pertaining to a cyclone.
Source: Webster’s Unabridged Dictionary 1913 Edition