zona pellucida
[ zoh-nuh puh-loo-si-duh, pel-yoo- ]
/ ˈzoʊ nə pəˈlu sɪ də, pɛlˈyu- /
noun, plural zo·nae pel·lu·ci·dae [zoh-nee puh-loo-si-dee, pel-yoo-]. /ˈzoʊ ni pəˈlu sɪˌdi, pɛlˈyu-/. Anatomy.
the transparent, noncellular layer surrounding the ovum of mammals, often having radial striations.
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Words nearby zona pellucida
zonal, zonal geranium, zonal necrosis, zonal soil, zona ophthalmica, zona pellucida, zona reticularis, zonate, zona tecta, zonation, Zond
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
Medical definitions for zona pellucida
zona pellucida
[ pə-lōō′sĭ-də ]
n.
The thick solid transparent outer membrane of a developed mammalian ovum.oolemma
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.