释义 |
ovum \ˈōvəm\ noun (plural ova \-və\) Etymology: New Latin, from Latin, egg — more at egg 1. : a female gamete : macrogamete, egg cell: a. : a mature egg that has undergone reduction, is ready for fertilization, and takes the form of a relatively large inactive gamete providing a comparatively great amount of reserve material and contributing most of the cytoplasm of the zygote — see oosphere; compare centrolecithal, homolecithal, megalecithal, microlecithal, ovary, telolecithal b. : an immature ovum (as an oocyte or oogonium) c. : a fertilized ovum (as a zygote or embryo) — not used technically 2. : an architectural ornament shaped like an egg |