HealthJuly 6, 2026

keratosis

/ˌkɛrəˈtoʊsɪs/

Definition

A skin condition characterized by the overgrowth of keratin, often resulting in rough, bumpy, or thickened patches of skin.

Etymology

Derived from the Greek 'keras' (horn) combined with the suffix '-osis' (a condition or process). This reflects the horn-like, hard nature of the keratin buildup.

In the news

The word appears in a link to a related article regarding 'chicken skin,' specifically referring to 'keratosis pilaris' as the medical term for those harmless, rough bumps on the arms.

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