Fix typo.
diff --git a/Doc/library/multiprocessing.rst b/Doc/library/multiprocessing.rst
index bace92a..3f368a3 100644
--- a/Doc/library/multiprocessing.rst
+++ b/Doc/library/multiprocessing.rst
@@ -496,7 +496,7 @@
    :ref:`manager <multiprocessing-managers>`.
 
    (1) After putting an object on an empty queue there may be an
-       infinitessimal delay before the queue's :meth:`~Queue.empty`
+       infinitesimal delay before the queue's :meth:`~Queue.empty`
        method returns :const:`False` and :meth:`~Queue.get_nowait` can
        return without raising :exc:`Queue.Empty`.