Pronunciation: (ō'vum), [key]
—pl. o•vaPronunciation: (ō'vu). [key]
1. Cell Biol.
a. the female reproductive cell or gamete of animals, which is capable of developing, usually only after fertilization, into a new individual.
b. the female reproductive cell or gamete of plants.
2. Archit.an oval ornament, as in an egg-and-dart molding.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.