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ovum o·vum (ō'vəm)
n. pl. o·va (ō'və)
The female reproductive cell or gamete; egg.
The mature reproductive cell of female animals, produced in the ovaries. See more at egg.
in human physiology, single cell released from either of the female reproductive organs, the ovaries, which is capable of developing into a new organism when fertilized (united) with a sperm cell