Index - S
| saturday | Chronos |
| second | Chronos |
| september | Chronos |
| singleton | Chronos |
| slash | Chronos |
| stopwatch | Chronos |
| stopwatch_ | Chronos |
| SubsecondPrecision | Chronos, Chronos.Types |
| SubsecondPrecisionAuto | Chronos, Chronos.Types |
| SubsecondPrecisionFixed | Chronos, Chronos.Types |
| sunday | Chronos |