diff --git a/lib/rdf.ex b/lib/rdf.ex
index 4930384..0cf2fd7 100644
--- a/lib/rdf.ex
+++ b/lib/rdf.ex
@@ -340,4 +340,7 @@ defmodule RDF do
   defdelegate unquote(nil)(), to: RDF.NS.RDF
 
   defdelegate __base_iri__(), to: RDF.NS.RDF
+  defdelegate __terms__(), to: RDF.NS.RDF
+  defdelegate __iris__(), to: RDF.NS.RDF
+  defdelegate __resolve_term__(term), to: RDF.NS.RDF
 end
diff --git a/test/unit/namespace/namespace_test.exs b/test/unit/namespace/namespace_test.exs
index 6903fe9..518ecaf 100644
--- a/test/unit/namespace/namespace_test.exs
+++ b/test/unit/namespace/namespace_test.exs
@@ -106,6 +106,10 @@ defmodule RDF.NamespaceTest do
       assert RDF.Namespace.namespace?(RDF.NS.XSD) == true
     end
 
+    test "with the top-level RDF module" do
+      assert RDF.Namespace.namespace?(RDF) == true
+    end
+
     test "with non-RDF.Namespace modules" do
       assert RDF.Namespace.namespace?(Enum) == false
       assert RDF.Namespace.namespace?(__MODULE__) == false