Umbilical (adjective)

1. Relating to the navel or to a similar central point.
2. Relating to or resembling an umbilical cord.
3. Relating to the connection between a fetus and its placenta in the womb.

Origin:

Derived from the latin word 'umbilicus' meaning 'navel' or 'center'. the term was first used in the late 16th century to describe the cord connecting a fetus to the placenta.

Examples:

1. The umbilical cord provides the fetus with essential nutrients and oxygen from the mother.
2. He had a small umbilical hernia, which was repaired with a simple surgical procedure.
3. The umbilical connection between the spacecraft and the space station was essential for the astronauts' survival.
4. The umbilical artery carries deoxygenated blood from the fetus to the placenta.
5. The umbilical vein carries oxygenated blood from the placenta to the fetus.