- one of the undifferentiated germ cells giving rise to oocytes.
- the one-celled female reproductive organ in certain thallophytes, usually a more or less spherical sac containing one or more eggs.
Origin of oogonium
Examples from the Web for oogonium
Historical Examples of oogonium
It is seldom that more than one antheridium applies itself to an oogonium.Fungi: Their Nature and Uses
Mordecai Cubitt Cooke
Mycelium present, antheridia with antherozoids, oogonium with single oosphere: Monoblepharidaceae.
Oogonium with the central uninucleate oosphere and the fertilizing tube (a) of the antheridium which introduces the male nucleus.
- an immature female germ cell forming oocytes by repeated divisions
- a female sex organ of some algae and fungi producing female gametes (oospheres)
- The primitive egg mother cell from which the oocytes develop.
- A female reproductive structure in certain algae and fungi. It is usually a rounded cell or sac containing one or more oospheres.
- A cell that arises from a primordial germ cell and differentiates into an oocyte in the ovary of female animals.