Oosphere
Pronunciation : O"?*sphere
Part of Speech : n.
Etymology : [Gr. sphere.]
Definition : 1. (Bot.)
Defn: An unfertilized, rounded mass of protoplasm, produced in an o?gonium.
Note: After being fertilized by the access of antherozoids it becomes covered with a cell wall and develops into an o?spore, which may grow into a new plant like the parent.
2. (Bot.)
Defn: An analogous mass of protoplasm in the ovule of a flowering plant; an embryonic vesicle. Goodale.
Source : Webster's Unabridged Dictionary, 1913