noun
sugar alcohol
Technical term in chemistry for a class of polyols derived from sugars, used as sweeteners or humectants.
キシリトールは糖アルコールの一種です。
Xylitol is a type of sugar alcohol.
糖類 (saccharides) is a broader category that includes sugars, while 糖アルコール refers specifically to sugar alcohols.
Compound of 糖 (tō, 'sugar') and アルコール (arukōru, 'alcohol'), a calque of English 'sugar alcohol'.