diff --git a/glossary/glossary.txt b/glossary/glossary.txt
index 2ddb037..759a17d 100644
--- a/glossary/glossary.txt
+++ b/glossary/glossary.txt
@@ -20,3 +20,4 @@ predicates	attributs
 Several Buffers	Tampons multiples
 Text Coding	Codage du texte
 read-only	lecture seule
+doc string	documentation du code