1. The branch of science and technology that deals with the transformations between chemical reactions and electrical energy.
2. A branch of chemistry that studies chemical changes associated with electrons and electricity.
3. The scientific study of chemical changes that occur when a chemical reaction produces an electric current, or a reverse action takes place.
4. The study of the electric effects which accompany chemical actions and the chemical activities produced by electric influences.
5. The science of chemical changes produced by electricity and of the interconversion of electrical and chemical energy.