# electrochemical

/ˌəˌɫɛktɹoʊˈkɛmɪkəɫ/ (US) · /ɪlˌɛktɹəʊkˈɛmɪkəl/ (UK) · CEFR C1 · Adjective

Source: https://englishreference.com/word/electrochemical
Updated: 2026-05-19

## Definition

relating to the way electricity and chemistry work together. You use this to describe processes where chemical changes cause an electric current or vice versa.

For teachers: relating to the interaction between electricity and chemical reactions. Often describes the conversion of chemical energy into electrical energy or the reverse.

## Examples

- The battery uses an electrochemical process to store energy.
- Scientists are developing new electrochemical sensors that can detect tiny amounts of toxins in water.
- The efficiency of the fuel cell depends on the electrochemical reaction occurring at the interface between the catalyst and the electrolyte.

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