Adopt change 5.S1 proposed by the GLD WG in #254

spec/latest/json-ld/index.html

@@ -434,7 +434,8 @@ <h1>Basic Concepts</h1>
     That is, it is useful for <tref title="term">terms</tref> to expand to <tref title="IRI">IRIs</tref>
     so that developers don't accidentally step on each other's terms. Furthermore, developers and
     machines are able to use this <tref>IRI</tref> (by using a web browser, for instance) to go to
-    the term and get a definition of what the term means.</p>
+    the term and get a definition of what the term means. This process is known as <tref>IRI</tref>
+    dereferencing.</p>
 
   <p>Leveraging the well-known <a href="http://schema.org/">schema.org vocabulary</a>,
     the example above could be unambiguously expressed as follows:</p>