navel

US /ˈneɪ.vəl/
UK /ˈneɪ.vəl/
"navel" picture
1.

a small, usually depressed scar in the middle of the abdomen, marking the point of attachment of the umbilical cord to the fetus

:
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The baby's navel healed quickly after birth.
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She has a small piercing in her navel.
:
belly buttonumbilicus
2.

the central part or point of something

:
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The city was considered the navel of the empire.
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He believed his hometown was the navel of the universe.
:
centercorehubmiddle
:
navel orange