It's also the language.

Colin Robertson · Colin Robertson · commit e964b1729f82 · 2020-05-26T16:36:42.000-07:00
diff --git a/docs/cpp/index.yml b/docs/cpp/index.yml
@@ -1,5 +1,5 @@
 ### YamlMime:Landing
-title: C++ documentation
+title: C++ language documentation
 summary: Learn to use C++ and the C++ standard library.
 
 metadata:
