umls-concept:C0020291 | skos:definition | MSH: The process of cleaving a chemical compound by the addition of a molecule of water.,CSP: process of cleaving a chemical compound by the addition of a molecule of water.,NCI: A chemical reaction that uses water to break down a compound.,NCI: A chemical reaction in which a water molecule is added to a compound. This addition often involves the splitting or cleavage of the molecule. The hydroxyl group is incorporated into one fragment of the compound and the hydrogen atom in the other. | lld:umls |