Umbilicus may refer to:
*The
navel or belly button
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Umbilicus (mollusc), a feature of gastropod, Nautilus and Ammonite shell anatomy
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''Umbilicus'' (plant), a genus of over ninety species of perennial flowering plants
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Umbilicus urbis Romae, the designated center of the city of Rome from which and to which all distances in Rome and the Roman Empire were measured
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Umbilicus (reference point), a central point used to plan an Ancient Roman city.
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Umbilicus mundi
An omphalos is a religious stone artifact, or baetylus. In Ancient Greek, the word () means "navel". Among the Ancient Greeks, it was a widespread belief that Delphi was the center of the world. According to the myths regarding the founding of ...
, or "the world's navel", a Greek artifact
*Umbilicus, an American rock band that includes members of death metal bands.
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