Dictionary.com
Thesaurus.com

cyclolysis

American  
[sahy-klol-uh-sis] / saɪˈklɒl ə sɪs /

noun

Meteorology.
  1. the weakening or extinction of a cyclone, usually in simultaneous occurrence with an increase in atmospheric pressure.

    the net effect of surface cooling on cyclolysis at any level within the atmosphere.


Etymology

Origin of cyclolysis

First recorded in 1915–20; cycl(one) + -o- ( def. ) -lysis