diff --git a/core/Access.php b/core/Access.php
index aafe8b38660b15508f043286f35cb7f0f68aa1e4..a2e90466ce6e221981f8bf9f7c48105ec02be9c0 100644
--- a/core/Access.php
+++ b/core/Access.php
@@ -24,7 +24,7 @@ use Piwik\Plugins\UsersManager\API as APIUsersManager;
  * - **no access**: Users with this access level cannot view the resource.
  * - **view access**: Users with this access level can view the resource, but cannot modify it.
  * - **admin access**: Users with this access level can view and modify the resource.
- * - **super user access**: Only the super user has this access level. It means the user can do
+ * - **Super User access**: Only the Super User has this access level. It means the user can do
  *                          whatever he/she wants.
  * 
  *                          Super user access is required to set some configuration options.
@@ -84,7 +84,7 @@ class Access
     protected $token_auth = null;
 
     /**
-     * Defines if the current user is the super user
+     * Defines if the current user is the Super User
      * @see hasSuperUserAccess()
      *
      * @var bool
@@ -199,7 +199,7 @@ class Access
     }
 
     /**
-     * Reload super user access
+     * Reload Super User access
      *
      * @return bool
      */
@@ -247,7 +247,7 @@ class Access
     }
 
     /**
-     * Returns true if the current user is logged in as the super user
+     * Returns true if the current user is logged in as the Super User
      *
      * @return bool
      */
diff --git a/core/Piwik.php b/core/Piwik.php
index b29f262adf43b876d6f94188dbb0b83e7cb76a66..aea9e58a6bfb4ba20743db55e431cfb0e8f82aad 100644
--- a/core/Piwik.php
+++ b/core/Piwik.php
@@ -272,7 +272,7 @@ class Piwik
     }
 
     /**
-     * Returns `true` if the current user is either the super user or the user specified by
+     * Returns `true` if the current user is either the Super User or the user specified by
      * `$theUser`.
      *
      * @param string $theUser A username.
@@ -311,14 +311,14 @@ class Piwik
      * Check that the current user is either the specified user or the superuser.
      *
      * @param string $theUser A username.
-     * @throws NoAccessException If the user is neither the super user nor the user `$theUser`.
+     * @throws NoAccessException If the user is neither the Super User nor the user `$theUser`.
      * @api
      */
     static public function checkUserHasSuperUserAccessOrIsTheUser($theUser)
     {
         try {
             if (Piwik::getCurrentUserLogin() !== $theUser) {
-                // or to the super user
+                // or to the Super User
                 Piwik::checkUserHasSuperUserAccess();
             }
         } catch (NoAccessException $e) {
@@ -364,7 +364,7 @@ class Piwik
     }
 
     /**
-     * Returns true if the current user has super user access.
+     * Returns true if the current user has Super User access.
      *
      * @return bool
      * @api
@@ -407,7 +407,7 @@ class Piwik
      * Helper method user to set the current as superuser.
      * This should be used with great care as this gives the user all permissions.
      *
-     * @param bool $bool true to set current user as super user
+     * @param bool $bool true to set current user as Super User
      */
     static public function setUserHasSuperUserAccess($bool = true)
     {
diff --git a/core/Plugin/Controller.php b/core/Plugin/Controller.php
index 0415418812bcbe579eaf925624e441998c264f08..e2fd14d25f66d40e0d553df665714dbe028877e1 100644
--- a/core/Plugin/Controller.php
+++ b/core/Plugin/Controller.php
@@ -528,7 +528,7 @@ abstract class Controller
      * 
      * **debugTrackVisitsInsidePiwikUI** - The value of the `[Debug] track_visits_inside_piwik_ui`
      *                                     INI config option.
-     * **isSuperUser** - True if the current user is the super user, false if otherwise.
+     * **isSuperUser** - True if the current user is the Super User, false if otherwise.
      * **hasSomeAdminAccess** - True if the current user has admin access to at least one site,
      *                          false if otherwise.
      * **isCustomLogo** - The value of the `[branding] use_custom_logo` INI config option.
@@ -572,7 +572,7 @@ abstract class Controller
      * - **isValidHost** - true if host is valid, false if otherwise
      * - **invalidHostMessage** - message to display if host is invalid (only set if host is invalid)
      * - **invalidHost** - the invalid hostname (only set if host is invalid)
-     * - **mailLinkStart** - the open tag of a link to email the super user of this problem (only set
+     * - **mailLinkStart** - the open tag of a link to email the Super User of this problem (only set
      *                       if host is invalid)
      *
      * @param View $view
diff --git a/core/Settings/SystemSetting.php b/core/Settings/SystemSetting.php
index 3084ba36075b6cf43c67933d042a972890e2ec6b..3f7bb2a18163e166bd538f6f0fbdf98f4e19a18b 100644
--- a/core/Settings/SystemSetting.php
+++ b/core/Settings/SystemSetting.php
@@ -14,7 +14,7 @@ namespace Piwik\Settings;
 use Piwik\Piwik;
 
 /**
- * Describes a system wide setting. Only the super user can change this type of setting and
+ * Describes a system wide setting. Only the Super User can change this type of setting and
  * the value of this setting will affect all users.
  * 
  * See {@link \Piwik\Plugin\Settings}.
diff --git a/core/Tracker.php b/core/Tracker.php
index 45a7369f7be9f649e72cbae0ed6be7a450f20b57..88d6c933182879adf6f5a026287d61177c20a1c7 100644
--- a/core/Tracker.php
+++ b/core/Tracker.php
@@ -319,7 +319,7 @@ class Tracker
             Option::set('lastTrackerCronRun', $cache['lastTrackerCronRun']);
             Common::printDebug('-> Scheduled Tasks: Starting...');
 
-            // save current user privilege and temporarily assume super user privilege
+            // save current user privilege and temporarily assume Super User privilege
             $isSuperUser = Piwik::hasUserSuperUserAccess();
 
             // Scheduled tasks assume Super User is running
diff --git a/core/Tracker/Cache.php b/core/Tracker/Cache.php
index b9b1e11dc03b8bbf5c43bca29f2a006e88264f3a..a39985416efc02e2e6c4bc8bcf4a6c246e42e28e 100644
--- a/core/Tracker/Cache.php
+++ b/core/Tracker/Cache.php
@@ -63,7 +63,7 @@ class Cache
 
         Tracker::initCorePiwikInTrackerMode();
 
-        // save current user privilege and temporarily assume super user privilege
+        // save current user privilege and temporarily assume Super User privilege
         $isSuperUser = Piwik::hasUserSuperUserAccess();
         Piwik::setUserHasSuperUserAccess();
 
diff --git a/core/Updates/2.0.4-b5.php b/core/Updates/2.0.4-b5.php
index d5a8c328f927de4872b6c25f9a6c75c6aee22203..50c399e8d079d97b84f62edc27ad4cb1601b84da 100644
--- a/core/Updates/2.0.4-b5.php
+++ b/core/Updates/2.0.4-b5.php
@@ -49,7 +49,7 @@ class Updates_2_0_4_b5 extends Updates
             return;
         }
 
-        // team_MobileMessagingSettings -> _MobileMessagingSettings as it is no longer guaranteed the super user's
+        // team_MobileMessagingSettings -> _MobileMessagingSettings as it is no longer guaranteed the Super User's
         // username is always the same
 
         $optionName     = MobileMessaging::USER_SETTINGS_POSTFIX_OPTION;
diff --git a/core/Url.php b/core/Url.php
index 14470171ec680b069bf0c3290e8a16ccbe6d3b43..9a43a8410272b15e770f9bfdfa8b62008f86f9f8 100644
--- a/core/Url.php
+++ b/core/Url.php
@@ -251,7 +251,7 @@ class Url
 
     /**
      * Records one host, or an array of hosts in the config file,
-     * if user is super user
+     * if user is Super User
      *
      * @static
      * @param $host string|array
diff --git a/plugins/Installation/Controller.php b/plugins/Installation/Controller.php
index 047c805e57c3155211f2447c9230652c771f486c..1ac840b52a508749bb57eee0dd581f4c10171365 100644
--- a/plugins/Installation/Controller.php
+++ b/plugins/Installation/Controller.php
@@ -506,7 +506,7 @@ class Controller extends \Piwik\Plugin\ControllerAdmin
      * system check, so people can see if there are any issues w/ their running
      * Piwik installation.
      *
-     * This admin tab is only viewable by the super user.
+     * This admin tab is only viewable by the Super User.
      */
     public function systemCheckPage()
     {
diff --git a/plugins/Installation/Installation.php b/plugins/Installation/Installation.php
index 9ac6a295096e79827e116a1669c674c026e25aee..7cabd16af7244dec042f359b269da9c0c66b5a62 100644
--- a/plugins/Installation/Installation.php
+++ b/plugins/Installation/Installation.php
@@ -76,7 +76,7 @@ class Installation extends \Piwik\Plugin
     }
 
     /**
-     * Adds the 'System Check' admin page if the user is the super user.
+     * Adds the 'System Check' admin page if the user is the Super User.
      */
     public function addMenu()
     {
diff --git a/plugins/Live/Visitor.php b/plugins/Live/Visitor.php
index ed49b6cc5e7415d7d0341bf921d8207306c18517..32550d5fa8d2d69f7ce5e68039dd72822156dc91 100644
--- a/plugins/Live/Visitor.php
+++ b/plugins/Live/Visitor.php
@@ -605,7 +605,7 @@ class Visitor
 
     /**
      * Removes fields that are not meant to be displayed (md5 config hash)
-     * Or that the user should only access if he is super user or admin (cookie, IP)
+     * Or that the user should only access if he is Super User or admin (cookie, IP)
      *
      * @param array $visitorDetails
      * @return array
diff --git a/plugins/SitesManager/API.php b/plugins/SitesManager/API.php
index a55fb1408dc24bf5c7b2755ce0c416cff46cf5db..75884bdd6df148335d88a0160aa0a7377e0a00f1 100644
--- a/plugins/SitesManager/API.php
+++ b/plugins/SitesManager/API.php
@@ -212,7 +212,7 @@ class API extends \Piwik\Plugin\API
 
     /**
      * Returns the list of all the website IDs registered.
-     * Requires super user access.
+     * Requires Super User access.
      *
      * @return array The list of website IDs
      */
@@ -229,7 +229,7 @@ class API extends \Piwik\Plugin\API
 
     /**
      * Returns the list of the website IDs that received some visits since the specified timestamp.
-     * Requires super user access.
+     * Requires Super User access.
      *
      * @param bool|int $timestamp
      * @return array The list of website IDs
@@ -336,7 +336,7 @@ class API extends \Piwik\Plugin\API
         }
 
         if (!empty($_restrictSitesToLogin)
-            // Only super user or logged in user can see viewable sites for a specific login,
+            // Only Super User or logged in user can see viewable sites for a specific login,
             // but during scheduled task execution, we sometimes want to restrict sites to
             // a different login than the superuser.
             && (Piwik::hasUserSuperUserAccessOrIsTheUser($_restrictSitesToLogin)
diff --git a/plugins/UsersManager/API.php b/plugins/UsersManager/API.php
index 9cb3280d841c454769bf0b6999c0a5e6a1000ee8..ee38b2f5e12eeb283163ab0a38d14ffa3fef9b30 100644
--- a/plugins/UsersManager/API.php
+++ b/plugins/UsersManager/API.php
@@ -349,11 +349,11 @@ class API extends \Piwik\Plugin\API
     }
 
     /**
-     * Enable or disable Super user access to the given user login. Note: When granting super user access all previous
+     * Enable or disable Super user access to the given user login. Note: When granting Super User access all previous
      * permissions of the user will be removed as the user gains access to everything.
      *
      * @param string   $userLogin          the user login.
-     * @param bool|int $hasSuperUserAccess true or '1' to grant super user access, false or '0' to remove super user
+     * @param bool|int $hasSuperUserAccess true or '1' to grant Super User access, false or '0' to remove Super User
      *                                     access.
      * @throws \Exception
      */
@@ -375,7 +375,7 @@ class API extends \Piwik\Plugin\API
     }
 
     /**
-     * Returns a list of all super users containing there userLogin and email address.
+     * Returns a list of all Super Users containing there userLogin and email address.
      *
      * @return array
      */
@@ -486,7 +486,7 @@ class API extends \Piwik\Plugin\API
     }
 
     /**
-     * Returns true if user with given email (userEmail) is known in the database, or the super user
+     * Returns true if user with given email (userEmail) is known in the database, or the Super User
      *
      * @param string $userEmail
      * @return bool true if the user is known
diff --git a/tests/PHPUnit/BaseFixture.php b/tests/PHPUnit/BaseFixture.php
index 2a48ec784b1ac350d25e188d6e1ead90d0b52c82..285f1c5d4b0e79430aca422a6f5fe4d730f40304 100644
--- a/tests/PHPUnit/BaseFixture.php
+++ b/tests/PHPUnit/BaseFixture.php
@@ -209,7 +209,7 @@ abstract class Test_Piwik_BaseFixture extends PHPUnit_Framework_Assert
     }
 
     /**
-     * Returns the super user token auth that can be used in tests. Can be used to
+     * Returns the Super User token auth that can be used in tests. Can be used to
      * do bulk tracking.
      *
      * @return string
diff --git a/tests/PHPUnit/FakeAccess.php b/tests/PHPUnit/FakeAccess.php
index 310e86e0f7d3fc3afe594e96ce31a577d5e60e2e..c37459dc07a4b776a3df522b8568da5d79502cb6 100644
--- a/tests/PHPUnit/FakeAccess.php
+++ b/tests/PHPUnit/FakeAccess.php
@@ -141,7 +141,7 @@ class FakeAccess
                 throw new Exception("checkUserHasSomeAdminAccess Fake exception // string not to be tested");
             }
         } else {
-            return; //super user has some admin rights
+            return; //Super User has some admin rights
         }
     }
 
diff --git a/tests/PHPUnit/Integration/Plugins/LoginTest.php b/tests/PHPUnit/Integration/Plugins/LoginTest.php
index 135965951c3f79711c921169e53b697589fcf051..4feeb33b6d445d8e8cba88c91b00bda7377d4abb 100644
--- a/tests/PHPUnit/Integration/Plugins/LoginTest.php
+++ b/tests/PHPUnit/Integration/Plugins/LoginTest.php
@@ -36,7 +36,7 @@ class Plugins_LoginTest extends DatabaseTestCase
         FakeAccess::setIdSitesView(array(1, 2));
         FakeAccess::setIdSitesAdmin(array(3, 4));
 
-        //finally we set the user as a super user by default
+        //finally we set the user as a Super User by default
         FakeAccess::$superUser = true;
         Access::setSingletonInstance($pseudoMockAccess);
 
diff --git a/tests/PHPUnit/Integration/Plugins/MobileMessagingTest.php b/tests/PHPUnit/Integration/Plugins/MobileMessagingTest.php
index e517589058c78ac85473dca70349ff796d2df05b..de288bba351b726d2964f85524090494e851568d 100644
--- a/tests/PHPUnit/Integration/Plugins/MobileMessagingTest.php
+++ b/tests/PHPUnit/Integration/Plugins/MobileMessagingTest.php
@@ -29,7 +29,7 @@ class Plugins_MobileMessagingTest extends DatabaseTestCase
         // setup the access layer
         $pseudoMockAccess = new FakeAccess;
         FakeAccess::$superUser = true;
-        //finally we set the user as a super user by default
+        //finally we set the user as a Super User by default
         Access::setSingletonInstance($pseudoMockAccess);
 
         $this->idSiteAccess = APISitesManager::getInstance()->addSite("test", "http://test");
diff --git a/tests/PHPUnit/Integration/Plugins/SegmentEditorTest.php b/tests/PHPUnit/Integration/Plugins/SegmentEditorTest.php
index 4ddf276542cf5ee460d050d5136c49b227b0c993..19fe8fa0a557a6608b751f2c49dd5e4bc4eb9e15 100644
--- a/tests/PHPUnit/Integration/Plugins/SegmentEditorTest.php
+++ b/tests/PHPUnit/Integration/Plugins/SegmentEditorTest.php
@@ -30,7 +30,7 @@ class Plugins_SegmentEditorTest extends DatabaseTestCase
         FakeAccess::setIdSitesView(array(1, 2));
         FakeAccess::setIdSitesAdmin(array(3, 4));
 
-        //finally we set the user as a super user by default
+        //finally we set the user as a Super User by default
         FakeAccess::$superUser = true;
         FakeAccess::$superUserLogin = 'superusertest';
         Access::setSingletonInstance($pseudoMockAccess);
diff --git a/tests/PHPUnit/Integration/Plugins/UsersManagerTest.php b/tests/PHPUnit/Integration/Plugins/UsersManagerTest.php
index 7f8f20059a87917f1c6663ea9d152d15c01c444f..3e88e155a672fc261b387a9603e2474dbffc4ca8 100644
--- a/tests/PHPUnit/Integration/Plugins/UsersManagerTest.php
+++ b/tests/PHPUnit/Integration/Plugins/UsersManagerTest.php
@@ -36,7 +36,7 @@ class Plugins_UsersManagerTest extends DatabaseTestCase
         FakeAccess::setIdSitesView(array(1, 2));
         FakeAccess::setIdSitesAdmin(array(3, 4));
 
-        //finally we set the user as a super user by default
+        //finally we set the user as a Super User by default
         FakeAccess::$superUser = true;
         FakeAccess::$superUserLogin = 'superusertest';
         Access::setSingletonInstance($pseudoMockAccess);
@@ -682,7 +682,7 @@ class Plugins_UsersManagerTest extends DatabaseTestCase
         $this->api->setUserAccess('login1', 'view', array($id1));
         $this->api->setUserAccess('login1', 'admin', array($id2));
 
-        // verify user has access before setting super user access
+        // verify user has access before setting Super User access
         $access = $this->_flatten($this->api->getSitesAccessFromUser('login1'));
         $this->assertEquals(array($id1 => 'view', $id2 => 'admin'), $access);
 
@@ -700,7 +700,7 @@ class Plugins_UsersManagerTest extends DatabaseTestCase
 
         $this->api->setSuperUserAccess('login2', true);
 
-        // test add super user access
+        // test add Super User access
         $users = $this->api->getUsers();
 
         $this->assertEquals(0, $users[0]['superuser_access']);
@@ -708,9 +708,9 @@ class Plugins_UsersManagerTest extends DatabaseTestCase
         $this->assertEquals('login2', $users[1]['login']);
         $this->assertEquals(0, $users[2]['superuser_access']);
 
-        // should also accept string '1' to add super user access
+        // should also accept string '1' to add Super User access
         $this->api->setSuperUserAccess('login1', '1');
-        // test remove super user access
+        // test remove Super User access
         $this->api->setSuperUserAccess('login2', false);
 
         $users = $this->api->getUsers();
@@ -720,7 +720,7 @@ class Plugins_UsersManagerTest extends DatabaseTestCase
         $this->assertEquals(0, $users[2]['superuser_access']);
 
         $this->api->setSuperUserAccess('login3', true);
-        // should also accept string '0' to remove super user access
+        // should also accept string '0' to remove Super User access
         $this->api->setSuperUserAccess('login1', '0');
 
         $users = $this->api->getUsers();
diff --git a/tests/PHPUnit/Plugins/SEOTest.php b/tests/PHPUnit/Plugins/SEOTest.php
index 3217a8f598e71fb3413405841dc24b5f0b1083da..9272cc3ed0b7b454ed1f9a4ed533dbe226fe4d9d 100644
--- a/tests/PHPUnit/Plugins/SEOTest.php
+++ b/tests/PHPUnit/Plugins/SEOTest.php
@@ -20,7 +20,7 @@ class SEOTest extends PHPUnit_Framework_TestCase
         FakeAccess::setIdSitesView(array(1, 2));
         FakeAccess::setIdSitesAdmin(array(3, 4));
 
-        //finally we set the user as a super user by default
+        //finally we set the user as a Super User by default
         FakeAccess::$superUser = true;
         Access::setSingletonInstance($pseudoMockAccess);