====== Dimension ======

Element to express the dimension of a unit or quantity in terms of the SI base quantities length, mass, time, electric current, thermodynamic temperature, amount of substance, and luminous intensity.

===== Attributes =====

^ Name ^ Type ^ Use ^ Description ^
| dimensionless | xs:boolean | optional | Boolean to designate that a quantity or unit is dimensionless. |
| id | xs:ID | optional |  |

===== Children =====

^ Name ^ Type ^ Cardinality ^ Description ^
| [[.:length|Length]] | unitsml:LengthType | [0, ∞] | Element containing the dimension of the quantity length. |
| [[.:mass|Mass]] | unitsml:MassType | [0, ∞] | Element containing the dimension of the quantity mass. |
| [[.:time|Time]] | unitsml:TimeType | [0, ∞] | Element containing the dimension of the quantity time. |
| [[.:electriccurrent|ElectricCurrent]] | unitsml:ElectricCurrentType | [0, ∞] | Element containing the dimension of the quantity electric current. |
| [[.:thermodynamictemperature|ThermodynamicTemperature]] | unitsml:ThermodynamicTemperatureType | [0, ∞] | Element containing the dimension of the quantity thermodynamic temerature. |
| [[.:amountofsubstance|AmountOfSubstance]] | unitsml:AmountOfSubstanceType | [0, ∞] | Element containing the dimension of the quantity amount of substance. |
| [[.:luminousintensity|LuminousIntensity]] | unitsml:LuminousIntensityType | [0, ∞] | Element containing the dimension of the quantity luminous intensity. |

^ Schema version | 3.2.0 |
^ Schema location | https://3docx.org/fileadmin/ocx_schema/unitsml/unitsmlSchema_lite-0.9.18.xsd |
^ Namespace | urn:oasis:names:tc:unitsml:schema:xsd:UnitsMLSchema_lite-0.9.18 |
^ Created | 2026-09-10T10:07:41Z |