umbilical

adj. of or pertaining to the cord connecting a fetus with the placenta of the mother; relating to the navel or central region of the abdomen; attached as with an umbilical cord

Umbilical may refer to:Umbilical cableUmbilical cordUmbilical foldUmbilical herniaUmbilical notchUmbilical vesselsUmbilical arteryUmbilical veinUmbilical zoneThe Umbilical Brothers, two Australian comedic performers, David and ShaneUmbilical point, a locally spherical point on a mathematical surface.
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Umbilical /um·bil·i·cal/ pertaining to the umbilicus. um·bil·i·cal adj. 1. Of or relating to the navel. 2. [more]Umbilical - Community and Resources

Adjective
1. relating to or resembling the umbilicus; "umbilical cord"
(pertainym) navel, umbilicus, bellybutton, omphalos, omphalus

adj. umbilical, of or pertaining to the cord connecting a fetus with the placenta of the mother; relating to the navel or central region of the abdomen; attached as with an umbilical cord