| Subject | Czech | English |
| gen. | mobilní OS | mobile platform |
| gen. | mobilní OS | mobile OS |
| gen. | mobilní OS | mobile operating system |
| forestr. | os kola | wheel axle |
| construct. | průmět do souřadných os | projection on coordinate axes |
| forestr. | přední os | front axle |
| construct. | rozvržení os | axis marking out |
| construct. | rozvržení os | axis pegging out |
| construct. | složka do souřadných os | projection on coordinate axes |
| comp., MS | systém OS/2 | OS/2 (A protected-mode, virtual memory, multitasking operating system for personal computers based on the Intel 80286, 80386, i486, and Pentium processors. OS/2 can run most MS-DOS-based programs and can read all MS-DOS disks) |
| construct. | síť skladebných os | grid of reference axes |
| construct. | vytyčení os | axis marking out |
| construct. | vytyčení os | axis pegging out |