| Subject | English | Lithuanian |
| 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 | aplinkos koncepcija |
| gen. | concept of operations | operacijos koncepcija |
| immigr. | concept of safe third country | saugios trečiosios šalies sąvoka |
| gen. | European Union concept for strengthening African capabilities for the prevention, management and resolution of conflicts | Europos Sąjungos koncepcija dėl Afrikos konfliktų prevencijos, valdymo ir sprendimo pajėgumų stiprinimo |