| Operating System | |
| informat. | operativsystem |
| operating system | |
| informat. | styresystem |
| micr. | operativsystem; operativsystem |
| shell | |
| chim. | musling; hud; kar |
| constr. | råhus |
| génie m. électr. | lejebøsning |
| industr. constr. | spån |
| métall. électr. | ovnfad |
| sciences. | muslingeskal |
| sciences. agric. | skal |
| écon. stat. électr. | kolbe |