We don't have synonyms for micropyle yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are microphile, microcyte and microphyte.
(n) :
(botany) In seed-bearing plants, a small opening in the integuments of the ovule through which sperm are able to access the ovum.
(n) :
(zoology) 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.
(n) :
(botany) In seed-bearing plants, a small opening in the integuments of the ovule through which sperm are able to access the ovum.
(n) :
(zoology) 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.