Word.ws English Dictionary

keratin

/ˈkɛɹətɪn/

More pronunciations (1)Fewer pronunciations

Australia/ˈkeɹətən/

keratin noun: the protein of which hair and nails are composed.

Noun

keratin (countable and uncountable, plural keratins)

  1. The protein of which hair and nails are composed.

keratin meaning in Tamil, Arabic and Persian

keratin in Tamil

கொம்புதக உருவாக்கி, தடித்தோல் பொருள், கெராட்டின், கம்பளிப் புரதம், கெரட்டின், கெரற்றின்

keratin in Arabic

protein that hair and nails are made of
كيراتين

keratin in Persian

protein that hair and nails are made of
کراتین kerâtin

Forms of keratin

pluralkeratins

Plural of keratin: keratins

Origin of keratin

Borrowed from German Keratin, from Ancient Greek κέρας (kéras, “horn”) + -in. Doublet of carat.

Words formed from keratin

Questions about keratin

What does keratin mean?
Keratin means the protein of which hair and nails are composed.
What is keratin in Tamil?
Keratin in Tamil is கொம்புதக உருவாக்கி, தடித்தோல் பொருள், கெராட்டின். See Keratin meaning in Tamil.
What part of speech is keratin?
Keratin is a noun.
How do you pronounce keratin?
Keratin is pronounced /ˈkɛɹətɪn/ (UK).
What is the plural of keratin?
The plural of keratin is keratins.

Words near keratin in the dictionary

  1. keraterpetontid
  2. keraterpetontids
  3. kerathoacanthoma
  4. keratiasis
  5. keratic
  6. keratin
  7. keratinaceous
  8. keratinacious
  9. keratinase
  10. keratinases
  11. keratineous

Source and license

Adapted from Wiktionary: keratin (page history and authors); keratin (Tamil Wiktionary) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Vealhurl-keratin.wav.

Cite this entry: “keratin.” Word.ws, https://word.ws/keratin. Based on Wiktionary, CC BY-SA 4.0.