Of or pertaining to an umbilicus, or umbilical cord; umbilic.

Pertaining to the center; central.

A cord like structure that forms normally during pregnancy and connect the baby's bloodstream to the placenta .

an assembly of hydraulic hoses which can also include electrical cables or optic fibres, used to control a subsea structure or ROV from a platform or a vessel.

a group of hydraulic fluid lines and/or electrical cables reinforced with metal wires

An umbilical is any of various external electrical lines or fluid tubes which connects one portion of a system to another.