| 单词 | vitelline membrane |
| 释义 | vitelline membranenounthe membrane surrounding the egg yolk. Origin of vitelline membraneFirst recorded in 1835–45 Words nearby vitelline membranevite, Vitebsk, vitelliform degeneration, vitellin, vitelline, vitelline membrane, vitelline pole, vitelline vessel, vitellogenesis, vitellogenic, vitellointestinal cyst Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for vitelline membranevitelline membrane / (vɪˈtɛlɪn, -aɪn) / nounzoology a membrane that surrounds a fertilized ovum and prevents the entry of other spermatozoa 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 vitelline membranevitelline membrane n.The membrane enveloping the yolk of an egg.ovular membrane yolk membrane The pellucid zone of a mammalian ovum.yolk membrane The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. |
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