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1. Oxford Dictionary

   ovum

   • IPA[ˈəʊvəm]

   英式

   • n.
     a mature female reproductive cell, especially of a human or other animal, which can divide to give rise to an embryo usually only after fertilization by a male cell

   • noun: ovum, plural noun: ova

2. • 釋義

   n.

   名詞

   • 1. a mature female reproductive cell, especially of a human or other animal, which can divide to give rise to an embryo usually only after fertilization by a male cell the ovum contributes one chromosome of each pair to the fertilized cell