placentation noun.
[plas(ǝ)n'teɪʃ(ǝ)n] M18.[from PLACENTA + -ATION.]1. Botany. The disposition or arrangement of the placenta or placentae in the ovary.
M18.2. Zoology. The formation and arrangement of the placenta in the uterus.
L19. [TahlilGaran] English Dictionary ▲