Word
electrochemical
Phoneticselec·tro·chem·i·cal
US/ˌəˌɫɛktɹoʊˈkɛmɪkəɫ/
UK/ɪlˌɛktɹəʊkˈɛmɪkəl/
Definition
adj. 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.
adj. 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.”
Examples
simple
“The battery uses an electrochemical process to store energy.”
contextual
“Scientists are developing new electrochemical sensors that can detect tiny amounts of toxins in water.”
complex
“The efficiency of the fuel cell depends on the electrochemical reaction occurring at the interface between the catalyst and the electrolyte.”
Real-World Examples
“Instead of using only pressure or heat to separate salt from water, electrochemical desalination uses electrical reactions and specially selected electrodes to draw charged salt particles out of the solution.” “Solar-driven photoreforming and electrochemical conversion, for example, generally work only with oxygen-containing plastics such as PET.” Etymology
From electro- + chemical.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.
- Exam level
- CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
- Frequency
- Occasional
- Level
- C1 · Advanced
- Updated
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englishreference.com/q/electrochemical