melena

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melena

 [mĕ-le´nah]
darkening of the feces by blood pigments.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

me·le·na

(me-lē'nă), Although the correct pronunciation of this word is as noted, the more usual U.S. pronunciation is mel'ena.
Passage of dark-colored, tarry stools, due to the presence of blood altered by the intestinal juices. Compare: hematochezia.
[G. melaina, fem. of melas, black]
Farlex Partner Medical Dictionary © Farlex 2012

melena

(mə-lē′nə)
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.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

melena

The passage of dark, clotted blood in the stool.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

melena

Stool or vomit blackened by heme pigments
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

me·le·na

(mĕ-lē'nă)
Passage of tarry stools, due to the presence of blood altered by the intestinal juices.
Compare: hematochezia
Synonym(s): melaena.
[G. melaina, fem. of melas, black]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

me·le·na

(mĕ-lē'nă)
Passage of dark-colored, tarry stools, due to presence of blood altered by intestinal juices. Cf. hematochezia.
[G. melaina, fem. of melas, black]
Medical Dictionary for the Dental Professions © Farlex 2012