We found 28 dictionaries that define the word methionine:

General (15 matching dictionaries)

1. methionine: Merriam-Webster
2. methionine: Oxford Learner's Dictionaries
3. methionine: American Heritage Dictionary of the English Language
4. methionine: Collins English Dictionary
5. methionine: Vocabulary.com
6. Methionine, methionine: Wordnik
7. methionine: Wiktionary
8. methionine: Webster's New World College Dictionary, 4th Ed.
9. methionine: Infoplease Dictionary
10. methionine: Dictionary.com
11. Methionine: Wikipedia, the Free Encyclopedia
12. methionine: Rhymezone
13. methionine: FreeDictionary.org
14. methionine: Mnemonic Dictionary
15. methionine: TheFreeDictionary.com

Computing (1 matching dictionary)

16. methionine: Encyclopedia

Medicine (9 matching dictionaries)

17. methionine: Merriam-Webster Medical Dictionary
18. Dorland's Illustrated Medical Dictionary (No longer online)
19. Methionine: MedTerms.com Medical Dictionary
20. Medical Dictionary (No longer online)
21. online medical dictionary (No longer online)
22. Hepatitis C Information Central (No longer online)
23. methionine: Medical dictionary
24. Vitamin Glossary (No longer online)
25. Methionine: Drug Medical Dictionary

Science (2 matching dictionaries)

26. On-Line Biology Book: GLOSSARY (No longer online)
27. General Chemistry Online (No longer online)

Sports (1 matching dictionary)

28. Methionine: Body Building

(Note: See methionines as well.)

Definitions from Wiktionary (methionine) ▸ noun:  (biochemistry, organic chemistry) A lipotropic, sulphur-containing essential amino acid, C₅H₁₁NO₂S, found in most protein. Similar: methionyl, methioninyl, homomethionine, methioninol, selenomethionine, methyllanthionine, acetylmethionine, dihomomethionine, methylsulfonylmethane, cysteine, more... Opposite: leucine, valine, isoleucine Types: SAMe, methionine sulfone, more... Phrases: Methionine synthase, methionine enkephalin, formyl methionine, methionine deficiency, methionine decarboxylase, more... Adjectives: adenosyl, acid, dietary, terminal, formyl, essential, excess, free, active, unlabeled, 35s ▸ Words similar to methionine ▸ Usage examples for methionine ▸ Idioms related to methionine ▸ Wikipedia articles (New!) ▸ Popular adjectives describing methionine ▸ Words that often appear near methionine ▸ Rhymes of methionine ▸ Invented words related to methionine