English > ceratin: 1 sense > noun 1, substance| Meaning | A fibrous scleroprotein that occurs in the outer layer of the skin and in horny tissues such as hair, feathers, nails, and hooves. |
|---|
| Synonym | keratin |
|---|
| Broader | scleroprotein, albuminoid | A simple protein found in horny and cartilaginous tissues and in the lens of the eye |
|---|
| Substance of | feather, plume, plumage | The light horny waterproof structure forming the external covering of birds |
|---|
| hair | A covering for the body (or parts of it) consisting of a dense growth of threadlike structures (as on the human head) |
| horn | The material (mostly keratin) that covers the horns of ungulates and forms hooves and claws and nails |
| Spanish | ceratina, keratina, queratina |
|---|
| Catalan | ceratina, queratina |
|---|