| Subject | English | Estonian |
| comp., MS | run time | käitusaeg (The time during which an application is running. During run time, you can interact with an application) |
| comp., MS | run-time | käitusaja (Occurring after a program has begun to be executed, such as evaluation of variable expressions and dynamic allocation of memory) |
| comp., MS | run-time error | käitusajatõrge (A software error that occurs while a program is being executed, as detected by a compiler or other supervisory program) |
| chem. | total run time | kogu voolutusaeg |