戊糖 Traditional form: 戊糖 Pinyin (reading): wùtáng Definitions: pentose (CH2O)5, monosaccharide with five carbon atoms, such as ribose 核糖 (hétáng) Characters: 戊 - 5th heavenly stem 糖 - candy, sugar, sweets Traditional characters: 戊 - 5th heavenly stem 糖 - candy, sugar, sweets