| Subject | English | Czech |
| law | simultaneous deaths | osoby současně zemřelé (commorientes) |
| agric. | simultaneous earing | stejnoměrné vymetání obilí |
| astr. | simultaneous events | současné události |
| construct. | simultaneous heat-consumption rate | koeficient současnosti spotřeby tepla |
| comp., MS | simultaneous multithreading | simultánní multithreading (Microprocessor technology that enables the concurrent execution of multiple separate threads on a single physical processor) |
| astr. | simultaneous observation | současné pozorování |
| comp., MS | simultaneous operations | souběžné operace (A type of operations network in which multiple operations take place at the same time and must be completed before moving on to the next operation) |