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Author: StanFromIreland

Doc/faq/design.rst

@@ -420,8 +420,8 @@ strings representing the files in the current directory.  Functions which
 operate on this output would generally not break if you added another file or
 two to the directory.
 
-Tuples are immutable, meaning that once a tuple has been created, you can't
-replace any of its elements with a new value.  Lists are mutable, meaning that
+Tuples are :term:`immutable`, meaning that once a tuple has been created, you can't
+replace any of its elements with a new value.  Lists are :term:`mutable`, meaning that
 you can always change a list's elements.  Only :term:`hashable` objects can
 be used as dictionary keys. Most immutable types are hashable, which is why
 tuples, but not lists, can be used as keys. Note, however, that a tuple is