uterus (n.) Look up uterus at Dictionary.com
"female organ of gestation, womb," late 14c., from Latin uterus "womb, belly" (plural uteri), from PIE root *udero- "abdomen, womb, stomach" (cognates: Sanskrit udaram "belly," Greek hystera "womb," Lithuanian vederas "sausage, intestines, stomach, lower abdomen," Old Church Slavonic vedro "bucket, barrel," Russian vedro).