We found 46 dictionaries that define the word keratin:

General (23 matching dictionaries)

1. keratin: Merriam-Webster
2. keratin: Oxford Learner's Dictionaries
3. keratin: American Heritage Dictionary of the English Language
4. keratin: Collins English Dictionary
5. keratin: Vocabulary.com
6. Keratin, keratin: Wordnik
7. keratin: Cambridge Advanced Learner's Dictionary
8. keratin: Wiktionary
9. keratin: Webster's New World College Dictionary, 4th Ed.
10. keratin: The Wordsmyth English Dictionary-Thesaurus
11. keratin: Infoplease Dictionary
12. keratin: Dictionary.com
13. keratin: Online Etymology Dictionary
14. Keratin: Wikipedia, the Free Encyclopedia
15. Keratin: Online Plain Text English Dictionary
16. keratin: Webster's Revised Unabridged, 1913 Edition
17. keratin: Rhymezone
18. Keratin: AllWords.com Multi-Lingual Dictionary
19. keratin: FreeDictionary.org
20. keratin: Mnemonic Dictionary
21. keratin: TheFreeDictionary.com

Art (2 matching dictionaries)

22. Keratin: Health & Beauty Glossary
23. keratin-: A Cross Reference of Latin and Greek Elements

Computing (1 matching dictionary)

24. keratin: Encyclopedia

Medicine (13 matching dictionaries)

25. keratin: Merriam-Webster Medical Dictionary
26. Dorland's Illustrated Medical Dictionary (No longer online)
27. Keratin: MedTerms.com Medical Dictionary
28. Medical Dictionary (No longer online)
29. online medical dictionary (No longer online)
30. Probert Encyclopaedia of Medicine (No longer online)
31. Hair Facts (No longer online)
32. Hepatitis C Information Central (No longer online)
33. DICTIONARY OF TERMS IN ORAL PHYSIOLOGY (No longer online)
34. KidsHealth Glossary of Medical Words (No longer online)
35. Skin Cancer Information (No longer online)
36. keratin: Medical dictionary
37. Keratin: Drug Medical Dictionary

Science (1 matching dictionary)

38. Bird On! (No longer online)

Tech (6 matching dictionaries)

39. Book Binding (No longer online)
40. Beauty Glossary (No longer online)
41. Dairy Glossary (No longer online)
42. Farrier & Hoofcare (No longer online)
43. Keratin: Beauty & Health Glossary
44. Washington State Definitions and Abbreviations of Vetrinary Terms (No longer online)

(Note: See keratinous as well.)

Definitions from Wiktionary ( ) ▸ noun:  (biochemistry) The protein of which hair and nails are composed. Similar: ceratin, keratinolysis, keratinase, neurokeratin, keratinocyte, keratohyalin, keratan, keratinogenesis, keratinisation, cornifelin, more... Opposite: keratolysis, dekeratinization, keratinolysis Types: wool, feather, quill, hair, nail, horn, hoof, claw, more... Phrases: keratin layer, Keratin pearl, keratin cyst, keratin tag, Keratin 8, more... Adjectives: hard, soft, epidermal, human, fibrous, excess, normal, molecular, laminated, excessive, abundant Colors:     blonde,     chestnut,     platinum,     honey,     caramel, more... ▸ Word origin ▸ Words similar to keratin ▸ Usage examples for keratin ▸ Idioms related to keratin ▸ Wikipedia articles (New!) ▸ Popular adjectives describing keratin ▸ Words that often appear near keratin ▸ Rhymes of keratin ▸ Invented words related to keratin