Omphalos, the word derived from the Greek language meaning navel or center, is used in different contexts such as geography, mythology, and religion. Synonyms of Omphalos include the terms core, nucleus, focal point, center of attention, and axis. These words represent the idea of a central point or origin. The meaning of Omphalos is symbolic of the concept of a center, which holds importance in various cultures. In Greek mythology, Delphi was regarded as the Omphalos or the center of the universe. Similarly, Jerusalem is considered the Omphalos of the world in various religious beliefs. The significance of the word Omphalos can be determined by its representations in different fields.