diff --git a/mod/data/lang/en/data.php b/mod/data/lang/en/data.php
index 5841ddc7a05..b31c9feccd6 100644
--- a/mod/data/lang/en/data.php
+++ b/mod/data/lang/en/data.php
@@ -77,7 +77,7 @@ $string['csvimport'] = 'CSV file import';
 $string['csvimport_help'] = 'Entries may be imported via a plain text file with a list of field names as the first line, then the data, with one record per line.';
 $string['csvwithselecteddelimiter'] = '<acronym title="Comma Separated Values">CSV</acronym> text with selected delimiter:';
 $string['data:addinstance'] = 'Add a new database';
-$string['data:approve'] = 'Approve unapproved entries';
+$string['data:approve'] = 'Approve unapproved entries, or disapprove approved ones';
 $string['data:comment'] = 'Write comments';
 $string['data:exportallentries'] = 'Export all database entries';
 $string['data:exportentry'] = 'Export a database entry';
@@ -110,6 +110,7 @@ $string['deletenotenrolled'] = 'Delete entries by users not enrolled';
 $string['deletewarning'] = 'Are you sure you want to delete this preset?';
 $string['descending'] = 'Descending';
 $string['directorynotapreset'] = '{$a->directory} Not a preset: missing files: {$a->missing_files}';
+$string['disapprove'] = 'Disapprove';
 $string['download'] = 'Download';
 $string['edit'] = 'Edit';
 $string['editcomment'] = 'Edit comment';
@@ -288,6 +289,7 @@ $string['presets'] = 'Presets';
 $string['radiobutton'] = 'Radio buttons';
 $string['recordapproved'] = 'Entry approved';
 $string['recorddeleted'] = 'Entry deleted';
+$string['recorddisapproved'] = 'Entry disapproved';
 $string['recordsnotsaved'] = 'No entry was saved. Please check the format of the uploaded file.';
 $string['recordssaved'] = 'entries saved';
 $string['requireapproval'] = 'Approval required';
diff --git a/mod/data/lib.php b/mod/data/lib.php
index 8e108b9fc23..4d8c1d7fa1b 100644
--- a/mod/data/lib.php
+++ b/mod/data/lib.php
@@ -518,12 +518,12 @@ function data_generate_default_template(&$data, $template, $recordid=0, $form=fa
             );
         }
         if ($template == 'listtemplate') {
-            $cell = new html_table_cell('##edit##  ##more##  ##delete##  ##approve##  ##export##');
+            $cell = new html_table_cell('##edit##  ##more##  ##delete##  ##approve##  ##disapprove##  ##export##');
             $cell->colspan = 2;
             $cell->attributes['class'] = 'controls';
             $table->data[] = new html_table_row(array($cell));
         } else if ($template == 'singletemplate') {
-            $cell = new html_table_cell('##edit##  ##delete##  ##approve##  ##export##');
+            $cell = new html_table_cell('##edit##  ##delete##  ##approve##  ##disapprove##  ##export##');
             $cell->colspan = 2;
             $cell->attributes['class'] = 'controls';
             $table->data[] = new html_table_row(array($cell));
@@ -1270,13 +1270,24 @@ function data_print_template($template, $records, $data, $search='', $page=0, $r
         if (has_capability('mod/data:approve', $context) && ($data->approval) && (!$record->approved)) {
             $approveurl = new moodle_url('/mod/data/view.php',
                     array('d' => $data->id, 'approve' => $record->id, 'sesskey' => sesskey()));
-            $approveicon = new pix_icon('t/approve', get_string('approve'), '', array('class' => 'iconsmall'));
+            $approveicon = new pix_icon('t/approve', get_string('approve', 'data'), '', array('class' => 'iconsmall'));
             $replacement[] = html_writer::tag('span', $OUTPUT->action_icon($approveurl, $approveicon),
                     array('class' => 'approve'));
         } else {
             $replacement[] = '';
         }
 
+        $patterns[]='##disapprove##';
+        if (has_capability('mod/data:approve', $context) && ($data->approval) && ($record->approved)) {
+            $disapproveurl = new moodle_url('/mod/data/view.php',
+                    array('d' => $data->id, 'disapprove' => $record->id, 'sesskey' => sesskey()));
+            $disapproveicon = new pix_icon('t/block', get_string('disapprove', 'data'), '', array('class' => 'iconsmall'));
+            $replacement[] = html_writer::tag('span', $OUTPUT->action_icon($disapproveurl, $disapproveicon),
+                    array('class' => 'disapprove'));
+        } else {
+            $replacement[] = '';
+        }
+
         $patterns[]='##comments##';
         if (($template == 'listtemplate') && ($data->comments)) {
 
diff --git a/mod/data/locallib.php b/mod/data/locallib.php
index 30dbcf64b2e..7410091455f 100644
--- a/mod/data/locallib.php
+++ b/mod/data/locallib.php
@@ -311,6 +311,7 @@ class data_portfolio_caller extends portfolio_module_caller_base {
         $patterns[]='##moreurl##';
         $patterns[]='##user##';
         $patterns[]='##approve##';
+        $patterns[]='##disapprove##';
         $patterns[]='##comments##';
         $patterns[] = '##timeadded##';
         $patterns[] = '##timemodified##';
@@ -322,6 +323,7 @@ class data_portfolio_caller extends portfolio_module_caller_base {
         $replacement[] = '';
         $replacement[] = '';
         $replacement[] = '';
+        $replacement[] = '';
         $replacement[] = userdate($record->timecreated);
         $replacement[] = userdate($record->timemodified);
 
diff --git a/mod/data/templates.php b/mod/data/templates.php
index 4a34fb51bb9..51add903e12 100644
--- a/mod/data/templates.php
+++ b/mod/data/templates.php
@@ -246,6 +246,7 @@ if ($mode != 'csstemplate' and $mode != 'jstemplate') {
         echo '<option value="##edit##">' .get_string('edit', 'data'). ' - ##edit##</option>';
         echo '<option value="##delete##">' .get_string('delete', 'data'). ' - ##delete##</option>';
         echo '<option value="##approve##">' .get_string('approve', 'data'). ' - ##approve##</option>';
+        echo '<option value="##disapprove##">' .get_string('disapprove', 'data'). ' - ##disapprove##</option>';
         if ($mode != 'rsstemplate') {
             echo '<option value="##export##">' .get_string('export', 'data'). ' - ##export##</option>';
         }
diff --git a/mod/data/view.php b/mod/data/view.php
index 742b679ab79..2594e1db3c4 100644
--- a/mod/data/view.php
+++ b/mod/data/view.php
@@ -39,6 +39,7 @@
     $page = optional_param('page', 0, PARAM_INT);
 /// These can be added to perform an action on a record
     $approve = optional_param('approve', 0, PARAM_INT);    //approval recordid
+    $disapprove = optional_param('disapprove', 0, PARAM_INT);    // disapproval recordid
     $delete = optional_param('delete', 0, PARAM_INT);    //delete recordid
     $multidelete = optional_param_array('delcheck', null, PARAM_INT);
     $serialdelete = optional_param('serialdelete', null, PARAM_RAW);
@@ -453,19 +454,22 @@ if ($showactivity) {
         $maxcount = 0;
 
     } else {
-    /// Approve any requested records
+        // Approve or disapprove any requested records
         $params = array(); // named params array
 
         $approvecap = has_capability('mod/data:approve', $context);
 
-        if ($approve && confirm_sesskey() && $approvecap) {
-            if ($approverecord = $DB->get_record('data_records', array('id'=>$approve))) {   // Need to check this is valid
+        if (($approve || $disapprove) && confirm_sesskey() && $approvecap) {
+            $newapproved = $approve ? 1 : 0;
+            $recordid = $newapproved ? $approve : $disapprove;
+            if ($approverecord = $DB->get_record('data_records', array('id' => $recordid))) {   // Need to check this is valid
                 if ($approverecord->dataid == $data->id) {                       // Must be from this database
                     $newrecord = new stdClass();
                     $newrecord->id = $approverecord->id;
-                    $newrecord->approved = 1;
+                    $newrecord->approved = $newapproved;
                     $DB->update_record('data_records', $newrecord);
-                    echo $OUTPUT->notification(get_string('recordapproved','data'), 'notifysuccess');
+                    $msgkey = $newapproved ? 'recordapproved' : 'recorddisapproved';
+                    echo $OUTPUT->notification(get_string($msgkey, 'data'), 'notifysuccess');
                 }
             }
         }
diff --git a/mod/glossary/approve.php b/mod/glossary/approve.php
index 4069376e742..73587405811 100644
--- a/mod/glossary/approve.php
+++ b/mod/glossary/approve.php
@@ -5,10 +5,11 @@ require_once("lib.php");
 
 $eid = required_param('eid', PARAM_INT);    // Entry ID
 
+$newstate = optional_param('newstate', 1, PARAM_BOOL);
 $mode = optional_param('mode', 'approval', PARAM_ALPHA);
 $hook = optional_param('hook', 'ALL', PARAM_CLEAN);
 
-$url = new moodle_url('/mod/glossary/approve.php', array('eid'=>$eid,'mode'=>$mode, 'hook'=>$hook));
+$url = new moodle_url('/mod/glossary/approve.php', array('eid' => $eid, 'mode' => $mode, 'hook' => $hook, 'newstate' => $newstate));
 $PAGE->set_url($url);
 
 $entry = $DB->get_record('glossary_entries', array('id'=> $eid), '*', MUST_EXIST);
@@ -21,10 +22,10 @@ require_login($course, false, $cm);
 $context = context_module::instance($cm->id);
 require_capability('mod/glossary:approve', $context);
 
-if (!$entry->approved and confirm_sesskey()) {
+if (($newstate != $entry->approved) && confirm_sesskey()) {
     $newentry = new stdClass();
     $newentry->id           = $entry->id;
-    $newentry->approved     = 1;
+    $newentry->approved     = $newstate;
     $newentry->timemodified = time(); // wee need this date here to speed up recent activity, TODO: use timestamp in approved field instead in 2.0
     $DB->update_record("glossary_entries", $newentry);
 
@@ -34,7 +35,8 @@ if (!$entry->approved and confirm_sesskey()) {
         $completion->update_state($cm, COMPLETION_COMPLETE, $entry->userid);
     }
 
-    add_to_log($course->id, "glossary", "approve entry", "showentry.php?id=$cm->id&amp;eid=$eid", "$eid", $cm->id);
+    $logaction = $newstate ? "approve entry" : "disapprove entry";
+    add_to_log($course->id, "glossary", $logaction, "showentry.php?id=$cm->id&amp;eid=$eid", "$eid", $cm->id);
 }
 
 redirect("view.php?id=$cm->id&amp;mode=$mode&amp;hook=$hook");
diff --git a/mod/glossary/backup/moodle2/restore_glossary_activity_task.class.php b/mod/glossary/backup/moodle2/restore_glossary_activity_task.class.php
index fdb5cb87f6d..a2ca9261f2f 100644
--- a/mod/glossary/backup/moodle2/restore_glossary_activity_task.class.php
+++ b/mod/glossary/backup/moodle2/restore_glossary_activity_task.class.php
@@ -95,6 +95,7 @@ class restore_glossary_activity_task extends restore_activity_task {
         $rules[] = new restore_log_rule('glossary', 'update entry', 'view.php?id={course_module}&mode=entry&hook={glossary_entry}', '{glossary_entry}');
         $rules[] = new restore_log_rule('glossary', 'delete entry', 'view.php?id={course_module}&mode=entry&hook={glossary_entry}', '{glossary_entry}');
         $rules[] = new restore_log_rule('glossary', 'approve entry', 'showentry.php?id={course_module}&eid={glossary_entry}', '{glossary_entry}');
+        $rules[] = new restore_log_rule('glossary', 'disapprove entry', 'showentry.php?id={course_module}&eid={glossary_entry}', '{glossary_entry}');
         $rules[] = new restore_log_rule('glossary', 'view entry', 'showentry.php?eid={glossary_entry}', '{glossary_entry}');
 
         return $rules;
diff --git a/mod/glossary/db/log.php b/mod/glossary/db/log.php
index 8f802599bdd..5b9874a4eea 100644
--- a/mod/glossary/db/log.php
+++ b/mod/glossary/db/log.php
@@ -37,5 +37,6 @@ $logs = array(
     array('module'=>'glossary', 'action'=>'update category', 'mtable'=>'glossary', 'field'=>'name'),
     array('module'=>'glossary', 'action'=>'delete category', 'mtable'=>'glossary', 'field'=>'name'),
     array('module'=>'glossary', 'action'=>'approve entry', 'mtable'=>'glossary', 'field'=>'name'),
+    array('module'=>'glossary', 'action'=>'disapprove entry', 'mtable'=>'glossary', 'field'=>'name'),
     array('module'=>'glossary', 'action'=>'view entry', 'mtable'=>'glossary_entries', 'field'=>'concept'),
 );
\ No newline at end of file
diff --git a/mod/glossary/lang/en/glossary.php b/mod/glossary/lang/en/glossary.php
index 80676451403..1bc2cc83bf6 100644
--- a/mod/glossary/lang/en/glossary.php
+++ b/mod/glossary/lang/en/glossary.php
@@ -108,6 +108,7 @@ $string['deletingnoneemptycategory'] = 'Deleting this category will not delete t
 $string['descending'] = 'descending';
 $string['destination'] = 'Destination of imported entries';
 $string['destination_help'] = 'Entries can either be imported and added to the current glossary or to a new glossary, in which case a new glossary will be created based on information in the XML file.';
+$string['disapprove'] = 'Disapprove';
 $string['displayformat'] = 'Display format';
 $string['displayformat_help'] = 'There are 7 display formats:
 
@@ -173,7 +174,7 @@ $string['filtername'] = 'Glossary auto-linking';
 $string['fullmatch'] = 'Match whole words only';
 $string['fullmatch_help'] = 'This setting specifies whether only whole words will be linked, for example, a glossary entry named "construct" will not create a link inside the word "constructivism".';
 $string['glossary:addinstance'] = 'Add a new glossary';
-$string['glossary:approve'] = 'Approve unapproved entries';
+$string['glossary:approve'] = 'Approve unapproved entries, or disapprove approved ones';
 $string['glossary:comment'] = 'Create comments';
 $string['glossary:export'] = 'Export entries';
 $string['glossary:exportentry'] = 'Export single entry';
diff --git a/mod/glossary/lib.php b/mod/glossary/lib.php
index 0046b8cfeb0..9b8897600bc 100644
--- a/mod/glossary/lib.php
+++ b/mod/glossary/lib.php
@@ -1238,6 +1238,15 @@ function glossary_print_entry_icons($course, $cm, $glossary, $entry, $mode='',$h
             array('class' => 'glossary-hidden-note'));
     }
 
+    if (has_capability('mod/glossary:approve', $context) && !$glossary->defaultapproval && $entry->approved) {
+        $output = true;
+        $return .= '<a class="action-icon" title="' . get_string('disapprove', 'glossary').
+                   '" href="approve.php?newstate=0&amp;eid='.$entry->id.'&amp;mode='.$mode.
+                   '&amp;hook='.urlencode($hook).'&amp;sesskey='.sesskey().
+                   '"><img src="'.$OUTPUT->pix_url('t/block').'" class="smallicon" alt="'.
+                   get_string('disapprove','glossary').$altsuffix.'" /></a>';
+    }
+
     $iscurrentuser = ($entry->userid == $USER->id);
 
     if (has_capability('mod/glossary:manageentries', $context) or (isloggedin() and has_capability('mod/glossary:write', $context) and $iscurrentuser)) {