See Also: ovum(dictionary)
ovum(dictionary)
Ovum(health)
ovum(medicine)
Blighted ovum(health)
telolecithal ovum(medicine)
ovum transport(medicine)
ovum implantation(medicine)
Peters' ovum(medicine)
migration of ovum(medicine)

ovum (iou)



ovum noun. . E17.
[Latin = egg.]
Roman History. Any of a number of egg-shaped objects used in the circus to indicate the number of laps in a race. Usu. in pl. E17.
Biology. The female gamete or reproductive cell in animals, usu. produced by an ovary and capable of developing into a new individual (after, or in some cases without, fertilization by the male sperm); an egg, an egg cell. Also loosely, a secondary oocyte (immature egg cell); a mass of cells formed by the first few divisions of a fertilized ovum. E18.
b. Botany. Orig. (rare), the ovule or seed of a plant. Now, the egg cell in the nucellus of an ovule. M18.
Architecture. An egg-shaped ornament or carving. E18.