| Definition | Type | Referenced Entity |
|---|
| amount_of_substance_unit | ENTITY | named_unit |
| attribute_classification_item | SELECT | derived_unit |
| attribute_classification_item | SELECT | named_unit |
| classification_item | SELECT | derived_unit |
| classification_item | SELECT | named_unit |
| conversion_based_unit | ENTITY | named_unit |
| convert_plane_angle_for_pair_from_radian | FUNCTION | si_unit |
| currency | ENTITY | named_unit |
| dependent_instantiable_derived_unit | RULE | derived_unit |
| dependent_instantiable_named_unit | RULE | named_unit |
| derived_unit | ENTITY | resistance_unit |
| derived_unit_element | ENTITY | named_unit |
| derive_dimensional_exponents | FUNCTION | named_unit |
| derive_dimensional_exponents | FUNCTION | derived_unit |
| electric_current_unit | ENTITY | named_unit |
| external_identification_item | SELECT | named_unit |
| external_identification_item | SELECT | derived_unit |
| groupable_item | SELECT | derived_unit |
| groupable_item | SELECT | named_unit |
| length_unit | ENTITY | named_unit |
| luminous_intensity_unit | ENTITY | named_unit |
| mass_unit | ENTITY | named_unit |
| named_unit | ENTITY | si_unit |
| name_attribute_select | SELECT | derived_unit |
| plane_angle_for_pair_in_radian | FUNCTION | si_unit |
| plane_angle_unit | ENTITY | named_unit |
| ratio_unit | ENTITY | named_unit |
| same_as_item | SELECT | named_unit |
| same_as_item | SELECT | derived_unit |
| si_absorbed_dose_unit | ENTITY | derived_unit |
| si_absorbed_dose_unit | ENTITY | si_unit |
| si_capacitance_unit | ENTITY | derived_unit |
| si_capacitance_unit | ENTITY | si_unit |
| si_conductance_unit | ENTITY | derived_unit |
| si_conductance_unit | ENTITY | si_unit |
| si_dose_equivalent_unit | ENTITY | si_unit |
| si_dose_equivalent_unit | ENTITY | derived_unit |
| si_electric_charge_unit | ENTITY | si_unit |
| si_electric_charge_unit | ENTITY | derived_unit |
| si_electric_potential_unit | ENTITY | derived_unit |
| si_electric_potential_unit | ENTITY | si_unit |
| si_energy_unit | ENTITY | si_unit |
| si_energy_unit | ENTITY | derived_unit |
| si_force_unit | ENTITY | derived_unit |
| si_force_unit | ENTITY | si_unit |
| si_frequency_unit | ENTITY | derived_unit |
| si_frequency_unit | ENTITY | si_unit |
| si_illuminance_unit | ENTITY | derived_unit |
| si_illuminance_unit | ENTITY | si_unit |
| si_inductance_unit | ENTITY | si_unit |
| si_inductance_unit | ENTITY | derived_unit |
| si_magnetic_flux_density_unit | ENTITY | derived_unit |
| si_magnetic_flux_density_unit | ENTITY | si_unit |
| si_magnetic_flux_unit | ENTITY | si_unit |
| si_magnetic_flux_unit | ENTITY | derived_unit |
| si_power_unit | ENTITY | derived_unit |
| si_power_unit | ENTITY | si_unit |
| si_pressure_unit | ENTITY | derived_unit |
| si_pressure_unit | ENTITY | si_unit |
| si_radioactivity_unit | ENTITY | derived_unit |
| si_radioactivity_unit | ENTITY | si_unit |
| si_resistance_unit | ENTITY | derived_unit |
| si_resistance_unit | ENTITY | si_unit |
| si_unit | ENTITY | named_unit |
| solid_angle_unit | ENTITY | named_unit |
| thermodynamic_temperature_unit | ENTITY | named_unit |
| time_unit | ENTITY | named_unit |
| unit | SELECT | derived_unit |
| unit | SELECT | named_unit |