uterus

n. female mammalian organ for containing and nourishing young during prenatal development, womb; womb-like organ in non-mammals

The uterus or womb is the major female reproductive organ of most mammals, including humans. One end, the cervix, opens into the vagina; the other is connected on both sides to the fallopian tubes. The term uterus is commonly used within the medical and related professions, whilst womb is in more common usage. The plural of uterus is uteri.
See more at Wikipedia.org...

Uterus /uter·us/ pl. u´teri [L.] the hollow muscular organ in female mammals in which the blastocyst normally becomes embedded and in which the [more]Uterus - Community and Resources

Noun
1. a hollow muscular organ in the pelvic cavity of females; contains the developing fetus
(synonym) womb
(hypernym) female internal reproductive organ
(hyponym) venter
(part-holonym) female reproductive system
(part-meronym) cervix, uterine cervix, cervix uteri

n. uterus, female organ for containing and nourishing young during prenatal development, womb