Ampulla, am-pul' -lå, s

a narrow-necked big-bellied ve el used among the Romans in anointing the body after bathing [Antiq.] A ve el for the wine of the eucharist [Eccles.] The dilated part of the semicircular canals of the ear [Anat.] A small membranaceous float attached to the leaves of some aquatic plants [Bot.] (L.)