What does "st. anthony's fire" mean?

Any of several inflammatory conditions of the skin; Ergotism, a disease characterised by gangrene and a burning sensation in the hands and feet.

What is a synonym for "st. anthony's fire"?

Common synonyms include: ergotism.

noun

noun ·Rare ·Advanced level

Noun

1
Any of several inflammatory conditions of the skin; Ergotism, a disease characterised by gangrene and a burning sensation in the hands and feet. uncountable
2
Any of several inflammatory conditions of the skin; Erysipelas, a streptococcal skin disease. uncountable
3
Any of several inflammatory conditions of the skin; Herpes zoster. uncountable