Term: spectator-stripping reaction https://doi.org/10.1351/goldbook.S05811 Definition: An extreme type of stripping reaction in which one reaction product has almost the same direction and momentum as one of the reactant molecules had before the reactive collision occurred. Related Terms: 1) stripping reaction (http://doi.org/10.1351/goldbook.S06057). 2) momentum (http://doi.org/10.1351/goldbook.M04007). Source: PAC, 1996, 68, 149. 'A glossary of terms used in chemical kinetics, including reaction dynamics (IUPAC Recommendations 1996)' on page 186 (https://doi.org/10.1351/pac199668010149) Citation: 'spectator-stripping reaction' 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.S05811 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.