A chemical process causing the splitting of a chemical bond by the addition of the elements of water. Where the bond which is split is not part of a ring structure, this process causes formation of two compounds from one compound plus water, as in the hydrolysis of the ester bonds of fats during saponification.

Hydrolyysi Hydrolys Decomposition of a complex molecule and reaction with water to form a least two smaller molecules. A substitution reaction in which a molecule of water replaces a leaving group in a compound.

division into simple components by the addition of water.

A chemical reaction involving water that results in the breakdown of mineral material.