fulminant

adjective
ful·​mi·​nant | \ˈfu̇l-mə-nənt, ˈfəl-\

Definition of fulminant 

: coming on suddenly and with great severity fulminant disease

First Known Use of fulminant

1838, in the meaning defined above

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The first known use of fulminant was in 1838

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fulminant

adjective
ful·​mi·​nant | \ˈfu̇l-mə-nənt, ˈfəl- \

Medical Definition of fulminant 

: coming on suddenly with great severity fulminant hepatitis with total hepatocyte necrosis— C. L. Humberston et al

More from Merriam-Webster on fulminant

Britannica English: Translation of fulminant for Arabic Speakers

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