augmenting description of angular.module

src/loader.js

@@ -23,9 +23,12 @@ function setupModuleLoader(window) {
      * @name angular.module
      * @description
      *
-     * The `angular.module` is a global place for creating and registering Angular modules. All
-     * modules (angular core or 3rd party) that should be available to an application must be
+     * The `angular.module` is a global place for creating, registering and retrieving Angular modules.
+     * All modules (angular core or 3rd party) that should be available to an application must be
      * registered using this mechanism.
+     * 
+     * When passed two or more arguments, a new module is created.  If passed only one argument, an
+     * existing module (the name passed as the first argument to `module`) is retrieved.
      *
      *
      * # Module