IPA: //ɪˈlɛk.trəʊ.kɛm.ɪst//
KK: /ɪˈlɛk.trəʊ.kɛm.ɪst/
A person who studies or works with the chemical processes that involve electricity.
The electrochemist conducted experiments to understand how electricity affects chemical reactions.
Electrochemist → It is formed from "electro-" (from Greek "ēlektron", meaning amber or electricity) and "chemist" (from Greek "khēmia", meaning the art of transmuting metals). The word refers to a scientist who studies the chemical processes that involve electricity.
Think of 'electricity' ('electro-') and the 'art of chemistry' ('chemist') to remember that an electrochemist studies the chemical reactions involving electricity.