me·le·na (m -l  n)n. The passage of black, tarry stools composed largely of blood that has been acted on by gastric juices, indicative of bleeding in the upper digestive tract. [New Latin mel na, from Greek melaina, feminine of mel s, black.] |
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | melena - abnormally dark tarry feces containing blood (usually from gastrointestinal bleeding) faecal matter, faeces, fecal matter, feces, ordure, BM, dejection, stool - solid excretory product evacuated from the bowels |
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