vomitus

plural vomita

1. medicineVomit (the product of an emesis).

   Every observant mother has learned the importance of noting the character of her baby's vomitus, the color of its stools, the evidence of inflation of its stomach, etc.

   1905, Monthly Bulletin, California State Board of Health, page 70

   1 more example

   Or, in sorrow, he might have started drinking one night, become intoxicated, vomited, aspirated the vomitus into his lungs, and developed a lung abcess or aspiration pneumonia.

   1991, Eric J Cassell, The Nature of Suffering and the Goals of Medicine, Oxford University Press, page 112