placentation
English edit
Etymology edit
Noun edit
placentation (countable and uncountable, plural placentations)
- (biology) The local fusion of the embryonic stage of an animal to its parent for physiological exchange to promote the growth and development of the young; involves a placenta in non-egglaying mammals.
- 2004, “Placentation in species of phylogenetic importance: the Afrotheria”, in Animal Reproduction Science:
- Specialized hemophagous regions are a striking characteristic of some of these placentas yet absent in hyraxes, elephant shrews, and golden moles. It is possible that the common ancestor of the Afrotheria had an endotheliochorial placenta.
- (botany) The manner in which the seeds are attached to the placenta within the ovary locules.
French edit
Pronunciation edit
Audio (file)
Noun edit
placentation f (plural placentations)
Further reading edit
- “placentation”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.