An abnormal dryness, as in conjunctiva or skin.
Extreme dryness of skin or mucous membrane.
Abnormal dryness of the conjunctiva, the skin, or the mucous membranes. Xerosis affecting the conjunctiva is due not to decreased production of tears but to changes in the membrane itself, which becomes thickened and gray in the area exposed when the eyelids are open.
Abnormal dryness of the skin, mucous membranes, or conjunctiva.