👉 Postuterine is a medical term used to describe a specific stage of pregnancy where the uterus (the tissue that keeps the baby inside) is partially or fully enclosed by the cervix. This means that the baby's body is not yet fully developed and ready for birth, but it is still in the womb. The term "postuterine" refers to the period during which a woman's pregnancy is considered complete. This can last from about 20 weeks until about 36-4