zona pellucida
Also found in: Thesaurus, Medical, Acronyms, Encyclopedia, Wikipedia.
Related to zona pellucida: blastocyst, Granulosa cells
zo·na pel·lu·ci·da
(zō′nə pə-lo͞o′sĭ-də, pĕl-yo͞o′-)n.
A thick transparent extracellular coat that surrounds the mammalian ovum and is composed of glycoproteins. Spermatozoa bind to the zona pellucida during fertilization.
[New Latin zōna pellūcida : Latin zōna, belt, girdle + Latin pellūcida, feminine of pellūcidus, transparent.]
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.
zo•na pel•lu•ci•da
(ˈzoʊ nə pəˈlu sɪ də, pɛlˈyu-)n., pl. zo•nae pel•lu•ci•dae (ˈzoʊ ni pəˈlu sɪˌdi, pɛlˈyu-)
a transparent jellylike substance surrounding the ovum of mammals.
Also called zo′na. Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Switch to new thesaurus
Noun | 1. | zona pellucida - thick membrane around the mammalian ovum; can be penetrated by one sperm in the fertilization process; usually remains around the fertilized egg until it is implanted in the wall of the uterus |
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
zona pellucidazone pellucide