Issue #25523: Further a-to-an corrections.
diff --git a/Doc/howto/descriptor.rst b/Doc/howto/descriptor.rst
index f018b0e..530f34b 100644
--- a/Doc/howto/descriptor.rst
+++ b/Doc/howto/descriptor.rst
@@ -319,7 +319,7 @@
 patterns of binding functions into methods.
 
 To recap, functions have a :meth:`__get__` method so that they can be converted
-to a method when accessed as attributes.  The non-data descriptor transforms a
+to a method when accessed as attributes.  The non-data descriptor transforms an
 ``obj.f(*args)`` call into ``f(obj, *args)``.  Calling ``klass.f(*args)``
 becomes ``f(*args)``.