Index: /trunk/doc/manual/en_US/user_Glossary.xml
===================================================================
--- /trunk/doc/manual/en_US/user_Glossary.xml	(revision 37874)
+++ /trunk/doc/manual/en_US/user_Glossary.xml	(revision 37875)
@@ -367,4 +367,15 @@
       </glossdef>
     </glossentry>
+
+    <glossentry>
+      <glossterm>SSD</glossterm>
+
+      <glossdef>
+        <para>Solid-state drive, uses microships for storing data in a computer
+        system. Compared to classical hard-disks they are having no mechanical
+        components like spinning disks.
+        </para>
+      </glossdef>
+    </glossentry>
   </glossdiv>