Word Study
ichthyosis
CIDE DICTIONARY
ichthyosis, n. [NL., fr. Gr. 'ichqy`s fish.].
A disease in which the skin is thick, rough, and scaly; -- called also fishskin . [1913 Webster]
OXFORD DICTIONARY
ichthyosis, n. a skin disease which causes the epidermis to become dry and horny like fish scales.
Derivative
ichthyotic adj.
Etymology
Gk ikhthus fish + -OSIS
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