diff --git a/source/_data/glossary.yml b/source/_data/glossary.yml
index a0edf13014ee..39245d7ef259 100644
--- a/source/_data/glossary.yml
+++ b/source/_data/glossary.yml
@@ -14,4 +14,5 @@
   description: "Often used abbreviation for Home Assistant."
 - topic: Discovery
   description: The automatic setup of zeroconf/mDNS and uPnP devices after they are discovered.
-
+- topic: Groups
+  description: "Groups are a way to organize your entities into a group."