| U | (botany) resembling or in the form of an umbel |
|---|---|
| U | resembling an umbel in form |
| U | aromatic evergreen trees of Pacific coast |
| U | Pacific coast tree having aromatic foliage and small umbellate flowers followed by olivelike fruit |
| U | a medium to dark brown color |
| U | an earth pigment |
| U | of the color of any of various natural brown earth pigments |
| U | relating to or resembling the umbilicus |
| U | membranous duct connecting the fetus with the placenta |
| U | protrusion of the intestine and omentum through a hernia in the abdominal wall near the navel |
| U | a vein in the umbilical cord |
| U | membranous structure that functions as the circulatory system in mammal embryos until the heart becomes functional |