velum

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Related to medullary velum: choroid plexus, Anterior medullary velum

ve·lum

 (vē′ləm)
n. pl. ve·la (-lə)
1. Biology A covering or partition of thin membranous tissue, such as the veil of a mushroom, a rim of tissue around the margin of the bell of certain cnidarians, or a membrane of the brain.
2. Anatomy The soft palate.
3. Zoology A ciliated swimming and feeding organ that develops in certain larval stages of most gastropod and bivalve mollusks.

[Latin vēlum, veil.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

velum

(ˈviːləm)
n, pl -la (-lə)
1. (Zoology) zoology any of various membranous structures, such as the ciliated oral membrane of certain mollusc larvae or the veil-like membrane running around the rim of a jellyfish
2. (Anatomy) anatomy any of various veil-like bodily structures, esp the soft palate
3. (Botany) botany another word for veil6
[C18: from Latin: veil]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

ve•lum

(ˈvi ləm)

n., pl. -la (-lə)
1. Biol. any of various veillike or curtainlike membranous partitions.
2. the soft palate. See under palate (def. 1).
3. the frontal ciliated swimming organ of gastropod larvae.
[1765–75; < Latin vēlum sail, covering]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.velum - a membranous covering attached to the immature fruiting body of certain mushroomsvelum - a membranous covering attached to the immature fruiting body of certain mushrooms
plant part, plant structure - any part of a plant or fungus
universal veil - membrane initially completely investing the young sporophore of various mushrooms that is ruptured by growth; represented in the mature mushroom by a volva around lower part of stem and scales on upper surface of the cap
partial veil - membrane of the young sporophore of various mushrooms extending from the margin of the cap to the stem and is ruptured by growth; represented in mature mushroom by an annulus around the stem and sometimes a cortina on the margin of the cap
2.velum - a muscular flap that closes off the nasopharynx during swallowing or speakingvelum - a muscular flap that closes off the nasopharynx during swallowing or speaking
uvula - a small pendant fleshy lobe at the back of the soft palate
palate, roof of the mouth - the upper surface of the mouth that separates the oral and nasal cavities
flap - a movable piece of tissue partly connected to the body
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

velum

[ˈviːləm] N (vela (pl)) [ˈviːlə]velo m del paladar
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
References in periodicals archive ?
Most of the cases reported in the elderly (including ours) occurred in the hemisphere of the cerebellum, presumably due to migration of the undifferentiated neuroblasts from the posterior medullary velum laterally [5].
Medulloblastoma initially arises in the inferior medullary velum and grow to fill the fourth ventricle infiltrating the surrounding structures.
After cartilage removal, the rostral cerebellum was aspirated to visualize the hindbrain at the level of the anterior medullary velum. Either the right MLF or caudal oculomotor nucleus was cut (n = 6 and 4, respectively), and biocytin crystals were applied for 20 min.