ovary

either of the two female reproductive organs, which produce ova and secrete oestrogen hormones

the corresponding organ in vertebrate and invertebrate animals

botany the hollow basal region of a carpel containing one or more ovules. In some plants the carpels are united to form a single compound ovary

The reproductive organ in female animals that produces eggs and the sex hormones estrogen and progesterone. In most vertebrate animals, the ovaries occur in pairs. In mammals, the ovaries contain numerous follicles, which house the developing eggs (oocytes).

See more at menstrual cycle ovulation

The part of a carpel or of a gynoecium made of fused carpels that contains the ovules in a flower. The ovary is located at the base of the carpel and ripens into a fruit after fertilization of one or more of the ovules.

See more at flower