Added 9 October 2026 uterus /ˈjuː.tə.ɹəs/ noun Categories: The BodyUncommon Words noun ! Definition from WordNet 3.1, Princeton University. Pronunciation from Wiktionary, via Kaikki.org. More about uterus at Wordnik → Where our words come from → A hollow muscular organ in the pelvic cavity of females; contains the developing fetus. Related Words: wombbicornuateuterineunicornuatedidelphysretroflexedcervixmyomatousheartcancerdidelphicbicornate Back to today's word