The placenta and fetal membranes that are expelled from the uterus following the baby's birth. Hence, the "afterbirth." The placenta is what joins the mother and fetus. It also permits the flow of oxygen and nutrients to the fetus besides the release of carbon dioxide and waste products from the fetus to the mother. As a uniq [..]

Fetal membranes that are expelled after parturition.  See also placenta.

Found attached to the fetus while en utero; expelled upon birth of the fetus. Term used to refer to the placenta.

also after-birth, 1580s, from after + birth.

The placenta and other tissue that empty out of the uterus following childbirth.

noun. 3rd and last phase of childbirth, wherein the placenta and other birth membranes are delivered.

the fetal membranes that attach the fetus to the membranes of the pregnant female and which are normally expelled from the female within 3 to 6 h. after parturition.

(n) the placenta and fetal membranes that are expelled from the uterus after the baby is born

The placenta and fetal membranes expelled from the uterus following the birth of each newborn puppy.'

<medicine> The placenta and membranes with which the foetus is connected, and which come away after delivery. (01 Mar 1998)