The Collaborative International Dictionary
Vomiturition
Vomiturition \Vom`i*tu*ri"tion\, n. [Cf. F. vomiturition.] (Med.)
An ineffectual attempt to vomit.
The vomiting of but little matter; also, that vomiting which is effected with little effort.
--Dunglison.
Wiktionary
vomiturition
n. (context medicine English) Repeated ineffectual attempts at vomiting; retching.