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Definition of Hematemesis

Hematemesis: The medical term for bloody vomitus.

The word "hematemesis" is made up of "hema-", blood + "emesis", vomit = bloody vomit.

Source: MedTerms™ Medical Dictionary
http://www.medterms.com/script/main/art.asp?articlekey=3679
Last Editorial Review: 8/3/2000

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