infundibulum

• ⇰ A funnel-shaped or dilated organ or part; <as>as, the <ex>infundibulum</ex> of the brain, a hollow, conical process, connecting the floor of the third ventricle with the pituitary body; the <ex>infundibula</ex> of the lungs, the enlarged terminations of t
• ⇰ A central cavity in the Ctenophora, into which the gastric sac leads.