Add :term:s for descriptors.
diff --git a/Doc/distutils/apiref.rst b/Doc/distutils/apiref.rst
index bc5d2b0..e334881 100644
--- a/Doc/distutils/apiref.rst
+++ b/Doc/distutils/apiref.rst
@@ -1199,7 +1199,7 @@
If *force* is true, all files are recompiled regardless of timestamps.
- The source filename encoded in each bytecode file defaults to the filenames
+ The source filename encoded in each :term:`bytecode` file defaults to the filenames
listed in *py_files*; you can modify these with *prefix* and *basedir*.
*prefix* is a string that will be stripped off of each source filename, and
*base_dir* is a directory name that will be prepended (after *prefix* is