Placental(a.) Of or pertaining to the placenta; having, or characterized by having, a placenta; as, a placental mammal.
Placental(a.) Of or pertaining to the Placentalia.
Placental(n.) One of the Placentalia.
Placentation(n.) The mode of formation of the placenta in different animals; as, the placentation of mammals.
Placentation(n.) The mode in which the placenta is arranged or composed; as, axile placentation; parietal placentation.

Words within placentals