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umbilicus
u m b i l i c u s hex:#117;#109;#98;#105;#108;#105;#99;#117;#115;
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- Umbilicus - n. - The depression, or mark, in the median line of the abdomen, which indicates the point where the umbilical cord separated from the fetus; the navel.
- Umbilicus - n. - An ornamented or painted ball or boss fastened at each end of the stick on which manuscripts were rolled.
- Umbilicus - n. - The hilum.
- Umbilicus - n. - A depression or opening in the center of the base of many spiral shells.
- Umbilicus - n. - Either one of the two apertures in the calamus of a feather.
- Umbilicus - n. - One of foci of an ellipse, or other curve.
- Umbilicus - n. - A point of a surface at which the curvatures of the normal sections are all equal to each other. A sphere may be osculatory to the surface in every direction at an umbilicus. Called also umbilic.
- Omphalomesenteric - a. - Of or pertaining to the umbilicus and mesentery; omphalomesaraic; as, the omphalomesenteric arteries and veins of a fetus.
- Solarium - n. - Any one of several species of handsome marine spiral shells of the genus Solarium and allied genera. The shell is conical, and usually has a large, deep umbilicus exposing the upper whorls. Called also perspective shell.