Term: electrogenerated chemiluminescence (ECL) https://doi.org/10.1351/goldbook.E01966 Definition: luminescence produced by electrode reactions. Also called electroluminescence or electrochemiluminescence. Related Terms: 1) luminescence (http://doi.org/10.1351/goldbook.L03641). Source: PAC, 1996, 68, 2223. 'Glossary of terms used in photochemistry (IUPAC Recommendations 1996)' on page 2238 (https://doi.org/10.1351/pac199668122223) Citation: 'electrogenerated chemiluminescence (ECL)' in IUPAC Compendium of Chemical Terminology, 5th ed. International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. https://doi.org/10.1351/goldbook.E01966 License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International (https://creativecommons.org/licenses/by-sa/4.0/) for individual terms. Disclaimer: The International Union of Pure and Applied Chemistry (IUPAC) is continuously reviewing and, where needed, updating terms in the Compendium of Chemical Terminology (the IUPAC Gold Book). Users of these terms are encouraged to include the version of a term with its use and to check regularly for updates to term definitions that you are using.