Navel

Part of speech: noun (n.)

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

2. The central part or point of anything; the middle. Within the navel of this hideous wood, Immured in cypress shades, a sorcerer dwells. Milton.

3. An eye on the under side of a carronade for securing it to a carriage. Navel gall, a bruise on the top of the chine of the back of a horse, behind the saddle. Johnson. -- Navel point. (Her.) Same as Nombril.