The process which leads to the formation of tropical storms, cyclones and hurricanes; typically involves an interaction that leads to vertical wind shear(noun)
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Use "cyclogenesis" in a sentence
"The combination created what Johnson called "cyclogenesis" -- the birth of a new storm in the Sierra."
", bomb cyclogenesis is the formation of an over-land cyclone ("cyclogenesis") in a dramatically short period of time ("kablooey")."
"This kind of extreme drop in pressure is referred to as "explosive cyclogenesis" or "bombogenesis""