A / ampullācĕus
adjective

ampullācĕus

fem. ampullācea · neut. ampullāceum
in the form of a flask; big-bellied
in the form of a flask, big-bellied: a collo ampullacea (pira) appellant, a tankardpear, Plin. 15, 15, 16, § 55; so Col. 8, 2, 15.