reaction time

https://doi.org/10.1351/goldbook.R05179
The period of time that elapses between the start of the reaction and the attainment of a given extent of a reaction.
Source:
PAC, 1993, 65, 2291. 'Nomenclature of kinetic methods of analysis (IUPAC Recommendations 1993)' on page 2297 (https://doi.org/10.1351/pac199365102291)