ventricous, a. [NL. ventricosus, fr. L. venter belly.].
Swelling out on one side or unequally; bellied; ventricular; as, a ventricose corolla. [1913 Webster]
Ventricose shell. (Zoöl.) (a) A spiral shell having the body whorls rounded or swollen in the middle. (b) A bivalve shell in which the valves are strongly convex.