English dictionary



Hint: In most browsers you can lookup any word by double click it.

English noun: zona pellucida

1. zona pellucida (body) 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


Broader (hypernym)zona, zone









Based on WordNet 3.0 copyright © Princeton University.
Web design: Orcapia v/Per Bang. English edition: .
2024 onlineordbog.dk