Add cross-references to the glossary entry for file objects.
diff --git a/Doc/library/email.parser.rst b/Doc/library/email.parser.rst
index 3de5c31..32f4ff1 100644
--- a/Doc/library/email.parser.rst
+++ b/Doc/library/email.parser.rst
@@ -154,9 +154,9 @@
.. function:: message_from_file(fp[, _class][, strict])
- Return a message object structure tree from an open file object. This is
- exactly equivalent to ``Parser().parse(fp)``. Optional *_class* and *strict*
- are interpreted as with the :class:`Parser` class constructor.
+ Return a message object structure tree from an open :term:`file object`.
+ This is exactly equivalent to ``Parser().parse(fp)``. Optional *_class*
+ and *strict* are interpreted as with the :class:`Parser` class constructor.
Here's an example of how you might use this at an interactive Python prompt::