Thesaurus: infundibulum

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1. n. 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. n. A central cavity in the Ctenophora, into which the gastric sac leads.
3. n. The siphon of Cephalopoda. See Cephalopoda.
4. n. any of various funnel-shaped parts of the body (but especially the hypophyseal stalk)
5. 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. (Zoöl.) (a) A central cavity in the Ctenophora, into which the gastric sac leads. (b) The siphon of Cephalopoda. See Cephalopoda.
6. A funnel-shaped or dilated organ or part; as, the infundibulumof the brain, a hollow, conical process, connecting the floor of thethird ventricle with the pituitary body; the infundibula of thelungs, the enlarged terminations of the bronchial tubes.
7. n any of various funnel-shaped parts of the body (but especially the hypophyseal stalk)