| Subject | English | Czech |
| stat., sociol. | European System of Integrated Social Protection Statistics | Evropský systém jednotné statistiky sociální ochrany |
| construct. | ground conductor for lighthing protection system | zemnič bleskosvodu |
| construct. | grounding conductor for lighthing protection system | zemnič bleskosvodu |
| construct. | indoor fire-protection water-supply system | požární vodovod |
| environ. | protection system A series of procedures and devices designed to preserve people, property or the environment from injury or harm | systém ochranný |
| social.sc. | social protection system | systém sociální ochrany |
| environ. | stationary fire protection system | stacionární systém požární ochrany |
| comp., MS | System Protection | Ochrana systému (A Windows technology that protects OS resources (files, folders registry keys) and prevents applications and administrators from making changes to a computer's resources in an arbitrary way) |