Of, or relating to a chemical reaction brought about by electricity(adjective)
Of, or relating to electricity produced by a chemical reaction e.g. in a battery(adjective)
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Use "electrochemical" in a sentence
"I could descant at much greater length upon all the varied improvements that have recently taken place, and the prospects for future applications of electric current in electrochemical industries and various branches of arts and science, but such would be sufficient to form the topic for a paper by themselves, and I have already trespassed on your indulgence, and will at once conclude."
"To call the electrochemical reaction ‘spectacular’ is to afford it value – a value that he appears to be trying to establish, but in reality is accepting on faith."
"The quantity in grammes of any other chemical element or ion which is liberated from an electrolyte or body capable of electrochemical decomposition in a second by a current of one ampere is given by what is called the electrochemical equivalent of the ion."