fulminant

adj

1. (not-comparable)That fulminates.
2. (especially, not-comparable)Appearing quickly and with destructive effects.

   “Fulminant hepatitis seems to be more common in females than in males (11).[…]In contrast to common belief, Chalmers (17) has shown that physical exercise during infectious hepatitis does not increase the risk of a fulminant course of disease.”

   “When his liver function was measured, an acute, fulminant hepatitis was discovered.”

noun

1. A thunderbolt.
2. An explosive.

   “The excessive danger in handling fulminants was not balanced by any prospective reward.”