Dictionary.net

[Greek] A name for various diseases of the skin marked by erythema and the formation of cicatrices. U. acneiforme, a disease marked by erythema and cornification of the skin in the neighborhood of the hair follicles. U. centrifugum, lupus erythematosus. U. ophryogenes, a very chronic disease, probably parasitic, in which the hair-follicles are filled with a horny epithelial plug and are surrounded by erythematous skin. U. sycosiforme, a rare, very chronic form of folliculitis barbae, often producing destruction of the skin.

An erythematous disease with formation of cicatrices.

A disease of the skin of erythematous nature, characterized by atrophy and cicatrization.