zona pellucida
pronunciation
How to pronounce zona pellucida in British English: UK [ˈzəʊnəpəˈlu:sɪdə, pelˈju:-]
How to pronounce zona pellucida in American English: US [ˈzonəpəˈlusɪdə, pɛlˈju-]
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- Noun:
- 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