diff --git a/vocabularies/Analytics.json b/vocabularies/Analytics.json
index e4443f71..b58e28d7 100644
--- a/vocabularies/Analytics.json
+++ b/vocabularies/Analytics.json
@@ -148,7 +148,8 @@
       "DerivedDimension": {
         "$Type": "Core.Tag",
         "$DefaultValue": true,
-        "@Core.Description": "The value of the dimension is completely determined by the values of other dimensions"
+        "@Core.Description": "The value of the dimension is completely determined by the values of other dimensions",
+        "@Core.LongDescription": "The other dimensions are the [`Aggregation.ContextDefiningProperties`](https://oasis-tcs.github.io/odata-vocabularies/vocabularies/Org.OData.Aggregation.V1.md#ContextDefiningProperties)\n            of the derived dimension."
       },
       "Measure": {
         "$Type": "Core.Tag",
diff --git a/vocabularies/Analytics.md b/vocabularies/Analytics.md
index 531e3324..7d0a8dd6 100644
--- a/vocabularies/Analytics.md
+++ b/vocabularies/Analytics.md
@@ -41,6 +41,6 @@ Property|Type|Description
 [Property](Analytics.xml#L147)|PropertyPath?|Property that is part of the analytical context
 [DynamicProperty](Analytics.xml#L150)|AnnotationPath?|Dynamic property introduced by annotations that is part of the analytical context<br>Allowed Terms:<ul><li>[AggregatedProperty](#AggregatedProperty)</li><li>[CustomAggregate](https://github.com/oasis-tcs/odata-vocabularies/blob/main/vocabularies/Org.OData.Aggregation.V1.md#CustomAggregate)</li></ul>
 [Dimension](Analytics.xml#L159)|[Tag](https://github.com/oasis-tcs/odata-vocabularies/blob/main/vocabularies/Org.OData.Core.V1.md#Tag)|The property holds the key of a dimension
-[DerivedDimension](Analytics.xml#L162)|[Tag](https://github.com/oasis-tcs/odata-vocabularies/blob/main/vocabularies/Org.OData.Core.V1.md#Tag)|The value of the dimension is completely determined by the values of other dimensions
-[Measure](Analytics.xml#L165)|[Tag](https://github.com/oasis-tcs/odata-vocabularies/blob/main/vocabularies/Org.OData.Core.V1.md#Tag)|The property holds the numeric value of a measure
-[AccumulativeMeasure](Analytics.xml#L168)|[Tag](https://github.com/oasis-tcs/odata-vocabularies/blob/main/vocabularies/Org.OData.Core.V1.md#Tag)|The measure has non-negative and additive values; it can be used in whole-part charts, e.g. the Donut
+[DerivedDimension](Analytics.xml#L162)|[Tag](https://github.com/oasis-tcs/odata-vocabularies/blob/main/vocabularies/Org.OData.Core.V1.md#Tag)|The value of the dimension is completely determined by the values of other dimensions<br>The other dimensions are the [`Aggregation.ContextDefiningProperties`](https://oasis-tcs.github.io/odata-vocabularies/vocabularies/Org.OData.Aggregation.V1.md#ContextDefiningProperties) of the derived dimension.
+[Measure](Analytics.xml#L169)|[Tag](https://github.com/oasis-tcs/odata-vocabularies/blob/main/vocabularies/Org.OData.Core.V1.md#Tag)|The property holds the numeric value of a measure
+[AccumulativeMeasure](Analytics.xml#L172)|[Tag](https://github.com/oasis-tcs/odata-vocabularies/blob/main/vocabularies/Org.OData.Core.V1.md#Tag)|The measure has non-negative and additive values; it can be used in whole-part charts, e.g. the Donut
diff --git a/vocabularies/Analytics.xml b/vocabularies/Analytics.xml
index b4d425b5..d4951e1a 100644
--- a/vocabularies/Analytics.xml
+++ b/vocabularies/Analytics.xml
@@ -161,6 +161,10 @@
         </Property>
         <Property Name="DerivedDimension" Type="Core.Tag" Nullable="false" DefaultValue="true">
           <Annotation Term="Core.Description" String="The value of the dimension is completely determined by the values of other dimensions" />
+          <Annotation Term="Core.LongDescription">
+            <String>The other dimensions are the [`Aggregation.ContextDefiningProperties`](https://oasis-tcs.github.io/odata-vocabularies/vocabularies/Org.OData.Aggregation.V1.md#ContextDefiningProperties)
+            of the derived dimension.</String>
+          </Annotation>
         </Property>
         <Property Name="Measure" Type="Core.Tag" Nullable="false" DefaultValue="true">
           <Annotation Term="Core.Description" String="The property holds the numeric value of a measure" />