coincidence resolving time

https://doi.org/10.1351/goldbook.C01139
The greatest time interval that can elapse between the occurrence of two or more consecutive signal pulses, in order that the measuring device processes them as a coincidence.
Source:
PAC, 1982, 54, 1533. 'Glossary of terms used in nuclear analytical chemistry (Provisional)' on page 1538 (https://doi.org/10.1351/pac198254081533)