In`fun*dib"u*lum (?), n.; pl. L. Infundibula (#), E. Infundibulums (#). [L., a funnel, from infundere to pour in or into. See Infuse.]

1. Anat.

A funnel-shaped or dilated organ or part; as, the infundibulum of the brain, a hollow, conical process, connecting the floor of the third ventricle with the pituitary body; the infundibula of the lungs, the enlarged terminations of the bronchial tubes.

2. Zool. (a)

A central cavity in the Ctenophora, into which the gastric sac leads.


The siphon of Cephalopoda. See Cephalopoda.


© Webster 1913.

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