noun one of the placentalia.
2. placental ·adj of or pertaining to the placentalia.
3. placental ·adj of or pertaining to the placenta; having, or characterized by having, a placenta; as, a placental mammal.
noun one of the placentalia.
2. placental ·adj of or pertaining to the placentalia.
3. placental ·adj of or pertaining to the placenta; having, or characterized by having, a placenta; as, a placental mammal.
Webster English vocab. Английский словарь Webster. 2012