| / English Dictionary |
ZONA PELLUCIDA
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
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
Classified under:
Hypernyms ("zona pellucida" is a kind of...):
zona; zone ((anatomy) any encircling or beltlike structure)
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