placenta

Definitions of placenta
  1. noun
    the vascular structure in the uterus of most mammals providing oxygen and nutrients for and transferring wastes from the developing fetus
    synonyms: parias
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    type of:
    estructura vascular
    a structure composed of or provided with blood vessels
  2. noun
    that part of the ovary of a flowering plant where the ovules form
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    type of:
    estructura reproductiva
    the parts of a plant involved in its reproduction
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