Pertaining to or marked by paroxysm; caused by paroxysms or convulsions of nature.

Specifically In geology: Relating to or produced by a violent convulsion of nature.

Catastrophic or relating to the catastrophic theory.

adjective. Of the nature of a paroxysm; characterized or accompanied by paroxysms

adjective. Of, pertaining to, causing or accompanied by paroxysms

adjective. accompanied by or of the nature of paroxysms

"The technique is most successful among patients whose rapid heartbeat comes and goes, a condition known as paroxysmal A-fib, says Sung Lee, director of cardiac pacing and electrophysiology at Washington Adventist Hospital in Takoma Park."

paroxysmal fever  

Charo  anti-hiv  bitch  croupy  ecbolic  

cataclysmic  catastrophic