nombril

The point on an escutcheon between the fess point and the base point; the midpoint in the lower half of the escutcheon.

In heraldry, same as navel point (which see, under navel).

A point halfway between the fess point and the middle base point of an escutcheon; — called also navel point. See escutcheon.

A point halfway between the fess point and the middle base point of an escutcheon.

the center point on a shield