What is "glucuronic acid"

n. (context carbohydrate English) A uronic acid derived from glucose

Glucuronic acid (from Ancient Greek γλυκύς "sweet" + οὖρον "urine") is a uronic acid that was first isolated from urine (hence the name). It is found in many gums such as Gum arabic (ca. 18%) and Xanthan, and is important for the metabolism of microorganisms, plants and animals.