Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun A congenital, often hereditary skin disease marked by dry, thickened, scaly skin.

from The Century Dictionary.

  • noun In pathology, a congenital disease of the epidermis, in which it presents the form of hard dry scales and plates. Also called fish-skin disease.

from the GNU version of the Collaborative International Dictionary of English.

  • noun (Med.) A disease in which the skin is thick, rough, and scaly; -- called also fishskin.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun pathology A disease which gives the sufferer a dry, scaly skin.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun any of several congenital diseases in which the skin is dry and scaly like a fish

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

Modern Latin, from ichthyo- + -osis.

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