Align 'Terminology' introduction to other documents

Author: pchampin

index.html

@@ -348,8 +348,8 @@ <h2>Typographical conventions</h2>
   <section class="normative">
     <h2>Terminology</h2>
 
-    <p>This document uses the following terms as defined in JSON [[RFC8259]]. Refer
-      to the <a data-cite="RFC8259#section-2">JSON Grammar section</a> in [[RFC8259]] for formal definitions.</p>
+    <p>This document uses the following terms as defined in external specifications
+      and defines terms specific to JSON-LD.</p>
 
     <div data-include="common/terms.html"
          data-oninclude="exportReferences">