Navel

Noun

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

Synonyms

 * belly button
 * umbilicus

Derived terms

 * navel-gazing
 * navel orange

Related terms

 * innie
 * outie

Thesaurus
axis, center, center of action, center of gravity, centroid, centrum, core, dead center, epicenter, heart, hub, kernel, marrow, medulla, metacenter, middle, nave, nub, nucleus, omphalos, pith, pivot, storm center, umbilicus