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- n. Plural form of erythema.
Sorry, no etymologies found.
Externally it is used as an anticongestion drug in erythemas created by sunlight, locally applied as a mask.
Those erythemas due to external causes, such as cold and heat (_erythema caloricum_), the action of the sun (_erythema solare_), traumatism
The symptomatic erythemas are more or less generalized; desquamation sometimes follows.