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{%type%} Definitions

WordNet 3.0Copyright Princeton University


Short "hint"

n. - The vascular structure in the uterus of most mammals providing oxygen and nutrients for and transferring wastes from the developing fetus; That part of the ovary of a flowering plant where the ovules form.

Usage examples (38)
  • Human term placenta a new abundant source of hematopoietic cells
  • Human term placenta a new abundant source of hematopoietic cells Peanuts, Anyone?
  • Flow of blood across the placenta from the mother to the fetus and from the fetus to the mother.
  • In addition, although cows "share" their blood with their unborn calves, the bovine placenta is a natural filter. for more
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