infundibulum

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infundibulum

 [in-fun-dib´u-lum] (pl. infundi´bula) (L.)
1. any funnel-shaped passage; called also choana.
ethmoidal infundibulum
1. a passage connecting the nasal cavity with the anterior ethmoidal cells and frontal sinus.
2. a sinuous passage connecting the middle meatus of the nose with the anterior ethmoidal cells and often with the frontal sinus.
infundibulum of hypothalamus a hollow, funnel-shaped mass in front of the tuber cinereum, extending to the posterior lobe of the pituitary gland.
infundibulum of uterine tube the distal, funnel-shaped portion of the fallopian (uterine) tube.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

in·fun·dib·u·lum

, pl.

in·fun·dib·u·la

(in'fŭn-dib'yū-lŭm, -yū-lă),
1. A funnel or funnel-shaped structure or passage.
3. The expanding portion of a calyx as it opens into the renal pelvis.
4. Synonym(s): conus arteriosus
5. Termination of a bronchiole in the alveolus.
6. Termination of the cochlear canal beneath the cupola.
7. The funnel-shaped, unpaired prominence of the base of the hypothalamus behind the optic chiasm, enclosing the infundibular recess of the third ventricle and continuous below with the stalk of the hypophysis.
[L. a funnel]
Farlex Partner Medical Dictionary © Farlex 2012

infundibulum

(ĭn′fən-dĭb′yə-ləm)
n. pl. infundibu·la (-lə)
Any of various funnel-shaped bodily passages, openings, structures, or parts, especially:
a. The stalk of the pituitary gland.
b. The calyx of a kidney.
c. The ovarian opening of a fallopian tube.

in′fun·dib′u·lar (-lər), in′fun·dib′u·late′ (-lāt′, -lĭt) adj.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

infundibulum

(1) A generic term for any funnel-shaped structure. 
(2) Infundibulum of hypothalamus; infundibulum hypothalami [NA].
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

in·fun·dib·u·lum

, pl. infundibula (in'fŭn-dib'yū-lŭm, -lă)
1. [TA] A funnel or funnel-shaped structure or passage.
3. The expanding portion of a calyx as it opens into the pelvis of the kidney.
4. Synonym(s): arterial cone.
5. Termination of a bronchiole in the alveolus.
6. Termination of the cochlear canal beneath the cupola.
7. The funnel-shaped, unpaired prominence of the base of the hypothalamus behind the optic chiasm, enclosing the infundibular recess of the third ventricle and continuous below with the stalk of the hypophysis.
8. The contact surface indentation in the incisor and cheek teeth of a horse.
Synonym(s): mark (2) .
[L. a funnel]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

infundibulum

Any funnel shaped bodily passages or structure, such as the stalk of the PITUITARY GLAND.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005

infundibulum

the part of the PITUITARY GLAND that is produced by a downgrowth of the posterior region of the forebrain.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005