oospere

Oospere

O"["o]*spere\, n. [Gr. ? an egg + E. sphere.]

1. (Bot.) An unfertilized, rounded mass of protoplasm, produced in an o["o]gonium.

Note: After being fertilized by the access of antherozoids it becomes covered with a cell wall and develops into an o["o]spore, which may grow into a new plant like the parent.

2. (Bot.) An analogous mass of protoplasm in the ovule of a flowering plant; an embryonic vesicle. --Goodale.
Webster's Revised Unabridged Dictionary, © 1996, 1998 MICRA, Inc.
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