Term: reversible-deactivation ionic polymerization https://doi.org/10.1351/goldbook.08976 Definition: Reversible-deactivation polymerization in which the kinetic-chain carriers are ions. Related Term: reversible-deactivation polymerization (http://doi.org/10.1351/goldbook.08912). Source: PAC, 2022, 94, 1093. 'Terminology for chain polymerization (IUPAC Recommendations 2021)' on page 1127 (https://doi.org/10.1515/pac-2020-1211) Citation: 'reversible-deactivation ionic polymerization' 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.08976 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.