Index: taxonomy.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/taxonomy/taxonomy.module,v
retrieving revision 1.384
diff -u -r1.384 taxonomy.module
--- taxonomy.module	2 Oct 2007 16:15:56 -0000	1.384
+++ taxonomy.module	4 Oct 2007 06:40:56 -0000
@@ -21,6 +21,9 @@
     'taxonomy_term_select' => array(
       'arguments' => array('element' => NULL),
     ),
+    'taxonomy_term_description' => array(
+      'arguments' => array('tid' => '', 'name' => '', 'description' => ''),
+    ),
   );
 }
 
Index: taxonomy.pages.inc
===================================================================
RCS file: /cvs/drupal/drupal/modules/taxonomy/taxonomy.pages.inc,v
retrieving revision 1.2
diff -u -r1.2 taxonomy.pages.inc
--- taxonomy.pages.inc	27 Sep 2007 16:52:00 -0000	1.2
+++ taxonomy.pages.inc	4 Oct 2007 06:55:05 -0000
@@ -16,12 +16,13 @@
   }
 
   if ($terms['tids']) {
-    $result = db_query(db_rewrite_sql('SELECT t.tid, t.name FROM {term_data} t WHERE t.tid IN ('. db_placeholders($terms['tids']) .')', 't', 'tid'), $terms['tids']);
+    $result = db_query(db_rewrite_sql('SELECT t.tid, t.name, t.description FROM {term_data} t WHERE t.tid IN ('. db_placeholders($terms['tids']) .')', 't', 'tid'), $terms['tids']);
     $tids = array(); // we rebuild the $tids-array so it only contains terms the user has access to.
     $names = array();
     while ($term = db_fetch_object($result)) {
       $tids[] = $term->tid;
       $names[] = $term->name;
+      $descriptions[] = $term->description;
     }
 
     if ($names) {
@@ -40,7 +41,14 @@
           $breadcrumbs = array_reverse($breadcrumbs);
           menu_set_location($breadcrumbs);
 
-          $output = taxonomy_render_nodes(taxonomy_select_nodes($tids, $terms['operator'], $depth, TRUE));
+          // Displaying term description makes only sense for a single term.
+          if (count($names) == 1) {
+            $output = theme('taxonomy_term_description', $tids[0], $names[0], $descriptions[0]);
+          }
+          else {
+            $output = '';
+          }
+          $output .= taxonomy_render_nodes(taxonomy_select_nodes($tids, $terms['operator'], $depth, TRUE));
           drupal_add_feed(url('taxonomy/term/'. $str_tids .'/'. $depth .'/feed'), 'RSS - '. $title);
           return $output;
           break;
@@ -59,6 +67,7 @@
 
           node_feed($items, $channel);
           break;
+
         default:
           drupal_not_found();
       }
@@ -70,6 +79,20 @@
 }
 
 /**
+ * Format a taxonomy term description on term page view.
+ * 
+ * @param $tid
+ *   A term id.
+ * @param $name
+ *   A corresponding term name.
+ * @param $description
+ *   A corresponding term description.
+ */
+function theme_taxonomy_term_description($tid, $name, $description) {
+  return check_markup($description, FILTER_FORMAT_DEFAULT, FALSE);
+}
+
+/**
  * Helper function for autocompletion
  */
 function taxonomy_autocomplete($vid, $string = '') {