noun

umbilicus

um-BIL-ih-kus/ʌmˈbɪlɪkəs/

The mark on the abdomen where the umbilical cord was attached.

The recessed umbilicus sits at the center of the exposed abdomen.

Close focused view of an adult person's bare abdomen showing a natural recessed belly button at center, lower ribs and waist implied, shirt lifted only above abdomen, trousers below.
Etymology

Latin umbilicus named both the navel and the center of something. English preserves the anatomical meaning, chiefly as a medical term for the scar left by the cord.

In context

WIRED6:31
Traditionally, the hands are placed over the umbilicus, so over the navel, and almost always the hands are gonna be positioned left over right.
Mortician Answers MORE Dead Body Questions From Twitter | Tech Support | WIRED

More examples

  • A small scar lies just below her umbilicus.
  • He points to his umbilicus when asked where it hurts.
  • The surgeon makes a small incision near the umbilicus.

Forms

umbilicus · umbilici · umbilicuses

umbilical adjective — Relating to the navel or umbilical cord.

Similar words

navel
Names the same body feature in less technical language.
bellybutton
An informal name often used in everyday conversation.