We found 13 dictionaries that define the word enkephalins:

General (6 matching dictionaries)

1. enkephalins: Merriam-Webster
2. enkephalins: Vocabulary.com
3. enkephalins: Wiktionary
4. enkephalins: Dictionary.com
5. Enkephalins: Wikipedia, the Free Encyclopedia
6. Enkephalins: TheFreeDictionary.com

Computing (1 matching dictionary)

7. Enkephalins: Encyclopedia

Medicine (6 matching dictionaries)

8. enkephalins: Merriam-Webster Medical Dictionary
9. Medical Dictionary (No longer online)
10. Enkephalins: Merck Manuals
11. online medical dictionary (No longer online)
12. DICTIONARY OF TERMS IN ORAL PHYSIOLOGY (No longer online)
13. enkephalins: Medical dictionary

(Note: See enkephalin as well.)

Definitions from Wiktionary (enkephalin) ▸ noun:  (biochemistry) Any of a group of pentapeptide endorphins that have opiate-like effects ▸ Also see enkephalin ▸ Words similar to enkephalins ▸ Usage examples for enkephalins ▸ Idioms related to enkephalins ▸ Wikipedia articles (New!) ▸ Popular adjectives describing enkephalins ▸ Words that often appear near enkephalins ▸ Rhymes of enkephalins ▸ Invented words related to enkephalins