diff --git a/documentation/ref-manual/variables.rst b/documentation/ref-manual/variables.rst
index a8cbb87cf..755929947 100644
--- a/documentation/ref-manual/variables.rst
+++ b/documentation/ref-manual/variables.rst
@@ -841,8 +841,9 @@ system and gives an overview of their function and contents.
       previous link.
 
    :term:`BBFILES_DYNAMIC`
-      Activates content when identified layers are present. You identify
-      the layers by the collections that the layers define.
+      Activates content when identified layers are present. This mechanism
+      is commonly referred to as "dynamic layers". You identify the layers
+      by the collections that the layers define.
 
       Use the :term:`BBFILES_DYNAMIC` variable to avoid ``.bbappend`` files
       whose corresponding ``.bb`` file is in a layer that attempts to