ichthyosis
noun
ich·thy·o·sis
ˌik-thē-ˈō-səs 
plural ichthyoses
-ˌsēz
: any of several diseases usually of hereditary origin characterized by rough, thick, and scaly skin
called also fishskin disease
Cite this Entry
“Ichthyosis.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/ichthyosis. Accessed 30 Oct. 2025.
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