- n. [生]脐；[植]种脐；中心；核心
a scar where the umbilical cord was attached;
"you were not supposed to show your navel on television"
"they argued whether or not Adam had a navel"
"she had a tattoo just above her bellybutton"
- I cut open the umbilicus area by two mm in front of the umbilical cord.
- There are some changes on the umbilicus of fruit related to cut part of style.