umbilical cord

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umbilical cord (plural umbilical cords)

  1. (anatomy) The flexible structure connecting a foetus with the placenta; which transports nourishment to the foetus and removes waste.
  2. (aerospace) The line that supplies an astronaut with oxygen and communications when outside a spacecraft
  3. (aerospace) any of the various lines connecting a rocket to its launch pad before liftoff
  4. (figurative) Over-dependence on or over-attachment to one's parents or guardians.