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melena

[muh-lee-nuh]
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noun Medicine/Medical.
  1. the discharge of black, tarry, bloody stools, usually resulting from a hemorrhage in the alimentary tract.
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Also melaena.

Origin of melena

< New Latin < Greek mélaina, feminine of mélās black
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
melena in Medicine

melena

(mə-lē′nə)
n.
  1. The passage of black tarlike stools containing blood that has been acted on by the intestinal juices.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.