fulminant

Rapidly becoming critical

Fulminant describes something that strikes suddenly and with severe intensity, like a lightning bolt.

The word appears almost exclusively in medical contexts, where a fulminant disease or condition develops rapidly and often dangerously: fulminant hepatitis, fulminant infection.

The related verb fulminate means to denounce thunderously or to explode violently.

sudden

abrupt

Sharp and unexpected

precipitous · instantaneous · meteoric · flash · blitz · immediate · unexpected · unforeseen · acute · quick

severe

intense

Extreme in degree

catastrophic · devastating · violent · aggressive · virulent · malignant · lethal · fatal · deadly · terminal

medical

sepsis

Dangerous inflammatory infection response

myocarditis · pancreatitis · encephalitis · endocarditis · peritonitis · pneumonia · necrosis · gangrene · infection · shock

explosive

thunderous

Extremely loud, resounding

volatile · incendiary · pyrotechnic · bombastic · roaring · booming · crashing · percussive

rhetorical

denunciation

Formal public accusation

condemnation · excoriation · harangue · castigation · rebuke · censure · philippic · polemic · thundering · railing

Opposites
speed of onset

fulminantgradual

Developing slowly over time

slow · insidious · indolent · chronic · progressive

severity/intensity

fulminantmild

Moderate in intensity

benign · low-grade · subclinical · moderate · quiescent

Family

fulminate, fulmination, fulminating, fulminates, fulminated, fulminations

Familiarity
Top 1,000,000
Profile
Used worldwide · Timeless · Abstract · Negative · Rated PG