velum

[ vee-luh m ]
/ ˈvi ləm /

noun, plural ve·la [vee-luh] /ˈvi lə/, for 1, 2, ve·lum for 3.

Biology. any of various veillike or curtainlike membranous partitions.
Anatomy. the soft palate.See under palate(def 1).
Meteorology. a thin cloud, large in horizontal area, that is draped over or penetrated by cumuliform clouds.

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Origin of velum

First recorded in 1765–75, velum is from the Latin word vēlum sail, covering
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for velum

British Dictionary definitions for velum

velum
/ (ˈviːləm) /

noun plural -la (-lə)

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
anatomy any of various veil-like bodily structures, esp the soft palate
botany another word for veil (def. 6)

Word Origin for velum

C18: from Latin: veil
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for velum

velum
[ vēləm ]

n. pl. ve•la (-lə)

An anatomical structure resembling a veil or curtain.veil velamen
greater omentum
A serous membrane or membranous envelope or covering.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.