micropyle
UK /ˈmaɪ.kɹəʊˌpaɪl/ US /ˈmaɪ.kɹoʊˌpaɪl/
noun 2
Definitions
noun
1
In seed-bearing plants, a small opening in the integuments of the ovule through which sperm are able to access the ovum.
2
The hilum of an ovum at the point of attachment to the ovary; any opening in the coverings of an ovum by which spermatozoa may find entrance.
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