Keratin
nounverified·updated May 18, 2026
a fibrous scleroprotein that occurs in the outer layer of the skin and in horny tissues such as hair, feathers, nails, and hooves
Classifications
Entity Type
Unknown—glossary_import_default_pending_classifier
?unassignedlast reviewed —
Sensitivity
unclassified
Information Class
unclassified
Variants
- synonym
- ceratin
- plural
- Keratins
- possessive
- Keratin's
- pluralpossessive
- Keratins'