| Subject | English | Italian |
| construct. | policy for the improvement of regional structure | politica regionale in materia di assetto territoriale |
| construct. | policy for the improvement of regional structure | politica di pianificazione regionale |
| environ. | regional structure The organization or arrangement of a large geographical territory or a designated division of a country or state that may be formulated according to some administrative, biological, political, economic or demographic criteria | struttura locale |
| environ. | regional structure | struttura locale |
| life.sc., construct. | regional structure | struttura territoriale |