The impression or scar left on the outside of the abdomen after the umbilical cord falls off.
the center point or middle of something
The hole in the center of the abdomen.
a piercing anywhere along the rim of the navel (also known as the belly button). Typically done on the top but can be done on the sides or bottom as well.
The umbilicus, the former site of attachment of the umbilical cord, usually found in about the middle of the abdominal wall. See the entire definition of Navel
Umbilicus or tummy button.
The navel, also called a belly button or umbilicus, is a scar on the abdomen, caused when the umbilical cord is removed from a newborn baby. All placental mammals have a navel. While it is fairly conspicuous in humans, in most mammals it appears only as a thin hairless line.