diff --git a/book/src/dev/rfcs/0000-template.md b/book/src/dev/rfcs/0000-template.md
index 8fc92c21..8369168b 100644
--- a/book/src/dev/rfcs/0000-template.md
+++ b/book/src/dev/rfcs/0000-template.md
@@ -13,6 +13,11 @@ One paragraph explanation of the feature.
 
 Why are we doing this? What use cases does it support? What is the expected outcome?
 
+# Definitions
+[definitions]: #definitions
+
+Lay out explicit definitions of any terms that are newly introduced or which cause confusion during the RFC design process.
+
 # Guide-level explanation
 [guide-level-explanation]: #guide-level-explanation