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Pronunciation: o'o-go'ne-um, -a


  1. Primordial germ cells; proliferate by mitotic division. All oogonia develop into primary oocytes before birth occurs; no oogonia are present after birth.
  2. In fungi, the female gametangium bearing one or more oospores.

[G. oon, egg, + gone, generation]

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.