We found 18 dictionaries that define the word melaena:

General (13 matching dictionaries)

1. melaena: Oxford Learner's Dictionaries
2. melaena: Vocabulary.com
3. melaena: Wordnik
4. melaena: Wiktionary
5. melaena: Infoplease Dictionary
6. melaena: Dictionary.com
7. Melaena: Wikipedia, the Free Encyclopedia
8. Melaena: Online Plain Text English Dictionary
9. melaena: Rhymezone
10. Melaena: AllWords.com Multi-Lingual Dictionary
11. melaena: FreeDictionary.org
12. melaena: Mnemonic Dictionary
13. Melaena: TheFreeDictionary.com

Computing (1 matching dictionary)

14. melaena: Encyclopedia

Medicine (3 matching dictionaries)

15. melaena: Merriam-Webster Medical Dictionary
16. online medical dictionary (No longer online)
17. melaena: Medical dictionary

Slang (1 matching dictionary)

18. Melaena: Urban Dictionary

(Note: See melaenas as well.)

Definitions from Wiktionary (Melaena) ▸ noun:  Alternative spelling of melena [The passage of dark, tarry stools containing blood, a result of upper gastrointestinal bleeding.] Similar: melena, phlegmasia, choledocholithiasis, granuloma, anisakiasis, celiotomy, hematochezia, tuberculoma, haematemesis, acanthocephalan, more... Opposite: hematochezia, hematemesis, hematuria Phrases: globicephala melaena, more... Adjectives: severe, true, frank, recurrent, massive, occasional ▸ Words similar to melaena ▸ Usage examples for melaena ▸ Idioms related to melaena ▸ Wikipedia articles (New!) ▸ Popular adjectives describing melaena ▸ Words that often appear near melaena ▸ Rhymes of melaena ▸ Invented words related to melaena