ovum A female gamete (reproductive cell) produced in the ovary (in animals) or an ovule (in plants). After fertilization by the male gamete (sperm in animals, pollen in plants), the ovum or egg cell becomes a zygote that is capable of developing into a new individual. Related categories CELL BIOLOGY DEVELOPMENTAL BIOLOGY Also on this site: Encyclopedia of Alternative Energy & Sustainable Living Encyclopedia of History Transport Concepts & Designs (partner site) |