diff --git a/glossary/Integer.md b/glossary/Integer.md
new file mode 100644
index 000000000..000ff31a3
--- /dev/null
+++ b/glossary/Integer.md
@@ -0,0 +1,4 @@
+### Integer
+
+Integers are one of the primitive data types in Javascript.
+They represent a numerical value that has no fractional component.
diff --git a/glossary/keyword_database b/glossary/keyword_database
index 26b0dbe9f..b2d7b867a 100644
--- a/glossary/keyword_database
+++ b/glossary/keyword_database
@@ -18,6 +18,7 @@ functor
 git
 html
 http-and-https
+integer
 ip
 json
 keyword_database