Navel vs. Bellybutton — What's the Difference?

The navel (clinically known as the umbilicus, commonly known as the belly button) is a protruding, flat, or hollowed area on the abdomen at the attachment site of the umbilical cord. All placental mammals have a navel.

The navel; the umbilicus.

The mark on the surface of the abdomen of mammals where the umbilical cord was attached during gestation. Also called umbilicus.

(informal) The navel or umbilicus.

A central point; a middle.

The depression in the middle of the abdomen in humans left as a residue of the umbilical cord; the umbilicus; the navel{1}.

(anatomy) The indentation or bump remaining in the abdomen of mammals where the umbilical cord was attached before birth.

Scar where the umbilical cord was attached

The central part or point of anything; the middle.

A navel orange.

(historical) An eye on the underside of a carronade for securing it to a carriage.

A mark or depression in the middle of the abdomen; the umbilicus; called also belly button in humans. See Umbilicus.

The central part or point of anything; the middle.

An eye on the under side of a carronade for securing it to a carriage.

Scar where the umbilical cord was attached

The center point or middle of something