تعريف black vomit في الإنجليزية الإنجليزية القاموس.
A blackish matter, resembling coffee grounds and due to hæmorrhage, vomited in severer cases of yellow fever; also, the disease of yellow fever itself
On the third or fourth day, or later, the vomited matters..begin to contain blood..and they soon assume..a coffee-ground character, constituting the so-called black vomit.
A copious vomiting of dark-colored matter; or the substance so discharged; one of the most fatal symptoms in yellow fever