| 1 | Array time dimension A time dimension of an array. |
| 2 | Value list A coded or non coded list of values. |
| 3 | Array cell Cell of an array. |
| 4 | Array dimension Dimension of an array. |
| 5 | Tree structure A tree structure containing hierarchical levels. |
| 6 | Tree structure link A link between two related tree structures. |
| 7 | Tree structure level A hierarchical level of a tree structure. |
| 8 | Tree structure level link. A link between two related hierarchical levels of a tree structure. |
| 9 | Structure item An item in a structure. |
| 10 | Structure item link A link between two related items in a structure. |