a congenital, hereditary skin disease characterized by roughening and thickening of the horny layer of the skin, producing dryness and scaling
Origin of ichthyosisModL: see ichthy(o)- and -osis
Any of a group of chiefly genetic disorders that are characterized by dry, scaly, and often thickened skin.
(countable and uncountable, plural ichthyoses)
- (pathology) A disease which gives the sufferer a dry, scaly skin.
Modern Latin, from ichthyo- + -osis.