Element for describing units. Use in containers UnitSet or directly incorporate into a host schema.
| Name | Type | Use | Description |
|---|---|---|---|
| dimensionURL | xs:anyURI | optional | URL to a representation of the unit or quantity in terms of the 7 SI base dimensions. |
| Name | Type | Cardinality | Description |
|---|---|---|---|
| UnitName | unitsml:NameType | [1, ∞] | Element containing the unit name. |
| UnitSymbol | unitsml:SymbolType | [0, ∞] | Element containing various unit symbols. Examples include Aring (ASCII), Å (HTML). |
| RootUnits | unitsml:RootUnitsType | [0, 1] | Container for defining derived units in terms of their root units. This allows a precise definition of a wide range of units. The goal is to improve interoperability among applications and databases which use derived units based on commonly encountered root units. |
| Schema version | 3.2.0 |
|---|---|
| Schema location | unitsmlSchema_lite-0.9.18.xsd |
| Namespace | urn:oasis:names:tc:unitsml:schema:xsd:UnitsMLSchema_lite-0.9.18 |
| Created | 2026-09-09T11:33:00Z |