| Subject | English | Croatian |
| gen. | clean and energy-efficient road transport vehicle | čisto i energetski učinkovito vozilo u cestovnom prijevozu |
| gen. | clean and energy-efficient vehicle | čisto i energetski učinkovito vozilo u cestovnom prijevozu |
| comp., MS | Efficient File Storage | Učinkovita pohrana datoteka (A storage method in which a file is split into pieces that are stored and updated separately, and streamed together when a user requests the file) |
| environ., energ.ind. | energy efficient | energetsko učinkovit |