diff --git a/src/lagrangian/intermediate/clouds/derived/BasicReactingCloud/BasicReactingCloud.H b/src/lagrangian/intermediate/clouds/derived/BasicReactingCloud/BasicReactingCloud.H
index 1d98c01145..aa3048e666 100644
--- a/src/lagrangian/intermediate/clouds/derived/BasicReactingCloud/BasicReactingCloud.H
+++ b/src/lagrangian/intermediate/clouds/derived/BasicReactingCloud/BasicReactingCloud.H
@@ -26,7 +26,7 @@ Class
     Foam::BasicReactingCloud
 
 Description
-    Reacting cloud templated on the reacting parcel
+    Reacting cloud templated on the type of carrier phase thermodynamics
 
 SourceFiles
     BasicReactingCloud.C
diff --git a/src/lagrangian/intermediate/clouds/derived/BasicReactingMultiphaseCloud/BasicReactingMultiphaseCloud.H b/src/lagrangian/intermediate/clouds/derived/BasicReactingMultiphaseCloud/BasicReactingMultiphaseCloud.H
index cfabcd6927..bee744b92a 100644
--- a/src/lagrangian/intermediate/clouds/derived/BasicReactingMultiphaseCloud/BasicReactingMultiphaseCloud.H
+++ b/src/lagrangian/intermediate/clouds/derived/BasicReactingMultiphaseCloud/BasicReactingMultiphaseCloud.H
@@ -26,7 +26,7 @@ Class
     Foam::BasicReactingMultiphaseCloud
 
 Description
-    Reacting multiphase cloud templated on the reacting multiphase parcel
+    Reacting multiphase cloud templated on the type of carrier phase thermodynamics
 
 SourceFiles
     BasicReactingMultiphaseCloud.C
diff --git a/src/lagrangian/intermediate/clouds/derived/BasicTrackedReactingCloud/BasicTrackedReactingCloud.H b/src/lagrangian/intermediate/clouds/derived/BasicTrackedReactingCloud/BasicTrackedReactingCloud.H
index 9c7a31e823..3ebab7b677 100644
--- a/src/lagrangian/intermediate/clouds/derived/BasicTrackedReactingCloud/BasicTrackedReactingCloud.H
+++ b/src/lagrangian/intermediate/clouds/derived/BasicTrackedReactingCloud/BasicTrackedReactingCloud.H
@@ -26,7 +26,7 @@ Class
     Foam::BasicTrackedReactingCloud
 
 Description
-    Reacting cloud templated on the reacting parcel
+    Tracked racting cloud templated on the type of carrier phase thermodynamics
 
 SourceFiles
     BasicTrackedReactingCloud.C
diff --git a/src/lagrangian/intermediate/clouds/derived/basicKinematicCloud/basicKinematicCloud.H b/src/lagrangian/intermediate/clouds/derived/basicKinematicCloud/basicKinematicCloud.H
index adf90ad6bc..91a8ae2e5b 100644
--- a/src/lagrangian/intermediate/clouds/derived/basicKinematicCloud/basicKinematicCloud.H
+++ b/src/lagrangian/intermediate/clouds/derived/basicKinematicCloud/basicKinematicCloud.H
@@ -26,7 +26,7 @@ Class
     Foam::basicKinematicCloud
 
 Description
-    Kinematic cloud templated on the kinematic parcel
+    Cloud class to introduce kinematic parcels
 
 SourceFiles
     basicKinematicCloud.C
diff --git a/src/lagrangian/intermediate/clouds/derived/basicThermoCloud/basicThermoCloud.H b/src/lagrangian/intermediate/clouds/derived/basicThermoCloud/basicThermoCloud.H
index 82323e1d58..5254fed8eb 100644
--- a/src/lagrangian/intermediate/clouds/derived/basicThermoCloud/basicThermoCloud.H
+++ b/src/lagrangian/intermediate/clouds/derived/basicThermoCloud/basicThermoCloud.H
@@ -26,7 +26,7 @@ Class
     Foam::basicThermoCloud
 
 Description
-    Thermodynamic cloud templated on the thermodynamic parcel
+    Cloud class to introduce thermodynamic parcels
 
 SourceFiles
     basicThermoCloud.C