We found 20 dictionaries that define the word rhein:

General (17 matching dictionaries)

1. Rhein: Merriam-Webster
2. Rhein: Oxford Learner's Dictionaries
3. Rhein: Collins English Dictionary
4. Rhein: Vocabulary.com
5. Rhein, rhein: Wordnik
6. rhein: Wiktionary
7. Rhein: Webster's New World College Dictionary, 4th Ed.
8. Rhein: Infoplease Dictionary
9. rhein: Dictionary.com
10. Rhein (disambiguation), Rhein (molecule), Rhein: Wikipedia, the Free Encyclopedia
11. Rhein: Online Plain Text English Dictionary
12. rhein: Webster's Revised Unabridged, 1913 Edition
13. Rhein: Rhymezone
14. Rhein: AllWords.com Multi-Lingual Dictionary
15. rhein: FreeDictionary.org
16. rhein: Mnemonic Dictionary
17. Rhein: TheFreeDictionary.com

Computing (1 matching dictionary)

18. Rhein (river), Rhein: Encyclopedia

Medicine (1 matching dictionary)

19. online medical dictionary (No longer online)

Slang (1 matching dictionary)

20. rhein: Urban Dictionary

(Note: See rheins as well.)

Definitions from Wiktionary (rhein) ▸ noun:  (organic chemistry) An anthraquinone found in rhubarb. Similar: Rhine, rhine river, rhinacanthone, anthrarufin, anthraquinone, oxyanthrarufin, antirhine, anthragallol, rhaponticin, questin, more... Types: Mosel, Rhine, Rheingau, Rheinhessen, Nahe, Ahr, more... Phrases: ludwigshafen am rhein, porz am rhein, Die Wacht am Rhein, Ingelheim am Rhein, Bingen am Rhein, more... Adjectives: mainz, boppard, weisweil, biebrich, greek, hinter, nord, ludwigshafen, bingen, lower, north ▸ Words similar to rhein ▸ Usage examples for rhein ▸ Idioms related to rhein ▸ Wikipedia articles (New!) ▸ Popular adjectives describing rhein ▸ Words that often appear near rhein ▸ Rhymes of rhein ▸ Invented words related to rhein