- vomit characteristic of yellow fever, dark because of the blood in it
- yellow fever
black vomitblack vomit
- Dark vomit consisting of digested blood and gastric contents.
- Severe yellow fever with symptomatic regurgitation of dark vomited matter.
- A blackish matter, resembling coffee grounds and due to hæmorrhage, vomited in severer cases of yellow fever; also, the disease of yellow fever itself.