what is a navel
navel - the center point or middle of something; the Incas believed that Cuzco was the navel of the universe. navel point. midpoint, centre, center - a point equidistant from the ends of a line or the extremities of a figure.
1 omphaloskepsis - Contemplation of one's navel as an aid to meditation.  navel, umbilicus, belly button, omphalodium - The navel is also the umbilicus, belly button, or omphalodium; navel and umbilicus share the same Indo-European root.