zonae pellucidae

Variant of zona pellucida

zona pellucida definition

zona pel·lu·cida (zō′nə pə lo̵̅o̅′si də)

the clear, thick outer membrane that surrounds and protects the mature egg of a mammal: it has receptors on its surface that bind with sperm cells

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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