- the female reproductive cell or gamete of animals, which is capable of developing, usually only after fertilization, into a new individual.
- the female reproductive cell or gamete of plants.
Origin of ovum
Words nearby ovum
How to use ovum in a sentence
The ovum of Amphioxus contains very little food material and its segmentation is quite uniform.
A section of the embryo, as we may now call the ovum, is represented in Plate 5, fig.
The bulk of the ovum is composed of yolk spherules, imbedded in a protoplasmic matrix.
It contains in fact a larger bulk of active protoplasm, as compared with yolk-granules, than does the remainder of the ovum.
The outer of the three is composed of the largest-sized yolk-spherules which constitute the greater part of the ovum.