xan·tho·ma /zænˈθomə/ 名詞
Xan·tho·ma n. Med. A skin disease marked by the development or irregular yellowish patches upon the skin, especially upon the eyelids; -- called also xanthelasma.
n : a skin problem marked by the development (on the eyelids and
neck and back) of irregular yellow nodules; sometimes
attributable to disturbances of cholesterol metabolism