| Subject | English | Slovene |
| environ. | concept of environment The development at any level of a general notion of the surrounding ecosystem, its foundational relationship to human life and the need to preserve its integrity | okoljski koncept |
| gen. | concept of operations | zamisel za delovanje |
| gen. | concept of operations | koncept operacij |
| immigr. | concept of safe third country | koncept varne tretje države |
| gen. | European Union concept for strengthening African capabilities for the prevention, management and resolution of conflicts | koncept Evropske unije za krepitev afriških zmogljivosti za preprečevanje, obvladovanje in reševanje sporov |
| busin., labor.org., tech. | proof of concept | potrditev koncepta |