keratinous

IPA/kəˈræt.ɪ.nəs/
IPA/kəˈræt.ə.nəs/

keratinous — adjective

  • keratinouspositive
  • more keratinouscomparative
  • most keratinoussuperlative

1. having a layer of keratin, the tough protein found in hair, nails, feathers, and

1.形容詞C2
釋義

having a layer of keratin, the tough protein found in hair, nails, feathers, and horns

例句

The bird's beak is covered by a hard keratinous layer.

keratinous layer covering a beak

Doctors removed the keratinous lump from Nila's heel last spring.

keratinous lump in medical context

同義詞
  • cornified

    more technical and often used for skin or cells that have hardened

  • horny

    can overlap in biological writing, but everyday English usually understands it differently

文法句型

a keratinous layer

keratinous tissue

a keratinous growth

用法筆記

Usually seen in scientific or medical writing before nouns such as layer, tissue, growth, or sheath. In everyday English, writers often choose a plainer phrase like made of keratin instead.

常見錯誤

❌The doctor found a keratinous in the skin.
✅The doctor found a keratinous growth in the skin.
💡Keratinous is an adjective, so it needs a noun after it.