Main Entry: ker·a·to·sis

Pronunciation: \ˌker-ə-ˈtō-səs\

Function: noun

Inflected Form(s): plural ker·a·to·ses \-ˌsēz\

1 : a disease of the skin marked by overgrowth of horny tissue
2 : an area of the skin affected with keratosis

—ker·a·tot·ic \-ˈtät-ik\ adjective