diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index b276327..64e00f1 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -332,8 +332,8 @@ Drupal 7.0, 2011-01-05
       order can now be customized using the Views module.
     * Removed the 'related terms' feature from taxonomy module since this can
       now be achieved with Field API.
-    * Added additional features to the default install profile, and implemented
-      a "slimmed down" install profile designed for developers.
+    * Added additional features to the default installation profile, and
+      implemented a "slimmed down" profile designed for developers.
     * Added a built-in, automated cron run feature, which is triggered by site
       visitors.
     * Added an administrator role which is assigned all permissions for
@@ -560,7 +560,7 @@ Drupal 6.16, 2010-03-03
   see SA-CORE-2010-001.
 - Better support for updated jQuery versions.
 - Reduced resource usage of update.module.
-- Fixed several issues relating to support of install profiles and
+- Fixed several issues relating to support of installation profiles and
   distributions.
 - Added a locking framework to avoid data corruption on long operations.
 - Fixed a variety of other bugs.
@@ -678,7 +678,7 @@ Drupal 6.0, 2008-02-13
    * Expands the severity levels from 3 (Error, Warning, Notice) to the 8
      levels defined in RFC 3164.
    * The watchdog module is now called dblog, and is optional, but enabled by
-     default in the default install profile.
+     default in the default installation profile.
    * Extended the database log module so log messages can be filtered.
    * Added syslog module: useful for monitoring large Drupal installations.
 - Added optional e-mail notifications when users are approved, blocked, or
@@ -733,7 +733,7 @@ Drupal 6.0, 2008-02-13
     * Themed the installer with the Garland theme.
     * Added form to provide initial site information during installation.
     * Added ability to provide extra installation steps programmatically.
-    * Made it possible to import interface translations at install time.
+    * Made it possible to import interface translations during installation.
 - Added the HTML corrector filter:
     * Fixes faulty and chopped off HTML in postings.
     * Tags are now automatically closed at the end of the teaser.
@@ -912,7 +912,7 @@ Drupal 5.0, 2007-01-15
 - Added web-based installer which can:
     * Check installation and run-time requirements
     * Automatically generate the database configuration file
-    * Install pre-made 'install profiles' or distributions
+    * Install pre-made installation profiles or distributions
     * Import the database structure with automatic table prefixing
     * Be localized
 - Added new default Garland theme
diff --git a/INSTALL.txt b/INSTALL.txt
index 7b526e3..c3a26ad 100644
--- a/INSTALL.txt
+++ b/INSTALL.txt
@@ -89,8 +89,8 @@ INSTALLATION
    - Download a translation file for the correct Drupal version and language
      from the translation server: http://localize.drupal.org/translate/downloads
 
-   - Place the file into your installation profile's translations
-     directory. For instance, if you are using the Standard install profile,
+   - Place the file into your installation profile's translations directory.
+     For instance, if you are using the Standard installation profile,
      move the .po file into the directory:
 
        profiles/standard/translations/
diff --git a/includes/common.inc b/includes/common.inc
index 0d390c0..5c6d86d 100644
--- a/includes/common.inc
+++ b/includes/common.inc
@@ -208,7 +208,7 @@ function drupal_get_region_content($region = NULL, $delimiter = ' ') {
 }
 
 /**
- * Gets the name of the currently active install profile.
+ * Gets the name of the currently active installation profile.
  *
  * When this function is called during Drupal's initial installation process,
  * the name of the profile that's about to be installed is stored in the global
@@ -217,7 +217,7 @@ function drupal_get_region_content($region = NULL, $delimiter = ' ') {
  * variable_get() to determine what one is active.
  *
  * @return $profile
- *   The name of the install profile.
+ *   The name of the installation profile.
  */
 function drupal_get_profile() {
   global $install_state;
@@ -5277,7 +5277,7 @@ function drupal_cron_cleanup() {
  * drupal_system_listing("/\.module$/", "modules", 'name', 0);
  * @endcode
  * this function will search the site-wide modules directory (i.e., /modules/),
- * your install profile's directory (i.e.,
+ * your installation profile's directory (i.e.,
  * /profiles/your_site_profile/modules/), the all-sites directory (i.e.,
  * /sites/all/modules/), and your site-specific directory (i.e.,
  * /sites/your_site_dir/modules/), in that order, and return information about
diff --git a/includes/form.inc b/includes/form.inc
index 9b5bb32..826b677 100644
--- a/includes/form.inc
+++ b/includes/form.inc
@@ -728,7 +728,7 @@ function drupal_retrieve_form($form_id, &$form_state) {
   // the form builder callbacks can be loaded when the form is being rebuilt
   // from cache on a different path (such as 'system/ajax'). See
   // form_get_cache().
-  // $menu_get_item() is not available at installation time.
+  // $menu_get_item() is not available during installation.
   if (!isset($form_state['build_info']['files']['menu']) && !defined('MAINTENANCE_MODE')) {
     $item = menu_get_item();
     if (!empty($item['include_file'])) {
@@ -4406,7 +4406,7 @@ function batch_set($batch_definition) {
     }
 
     // Base and default properties for the batch set.
-    // Use get_t() to allow batches at install time.
+    // Use get_t() to allow batches during installation.
     $t = get_t();
     $init = array(
       'sandbox' => array(),
diff --git a/includes/install.core.inc b/includes/install.core.inc
index bba8ce0..09f3cc5 100644
--- a/includes/install.core.inc
+++ b/includes/install.core.inc
@@ -523,7 +523,7 @@ function install_tasks($install_state) {
   $needs_translations = count($install_state['locales']) > 1 && !empty($install_state['parameters']['locale']) && $install_state['parameters']['locale'] != 'en';
 
   // Start with the core installation tasks that run before handing control
-  // to the install profile.
+  // to the installation profile.
   $tasks = array(
     'install_select_profile' => array(
       'display_name' => st('Choose profile'),
@@ -775,7 +775,7 @@ function install_system_module(&$install_state) {
   // variable_set() can be used now that system.module is installed.
   $modules = $install_state['profile_info']['dependencies'];
 
-  // The install profile is also a module, which needs to be installed
+  // The installation profile is also a module, which needs to be installed
   // after all the dependencies have been installed.
   $modules[] = drupal_get_profile();
 
@@ -1441,7 +1441,7 @@ function install_configure_form($form, &$form_state, &$install_state) {
   // Add JavaScript time zone detection.
   drupal_add_js('misc/timezone.js');
   // We add these strings as settings because JavaScript translation does not
-  // work on install time.
+  // work during installation.
   drupal_add_js(array('copyFieldValue' => array('edit-site-mail' => array('edit-account-mail'))), 'setting');
   drupal_add_js('jQuery(function () { Drupal.cleanURLsInstallCheck(); });', 'inline');
   // Add JS to show / hide the 'Email administrator about site updates' elements
@@ -1500,13 +1500,13 @@ function install_finished(&$install_state) {
 
   // Flush all caches to ensure that any full bootstraps during the installer
   // do not leave stale cached data, and that any content types or other items
-  // registered by the install profile are registered correctly.
+  // registered by the installation profile are registered correctly.
   drupal_flush_all_caches();
 
   // Remember the profile which was used.
   variable_set('install_profile', drupal_get_profile());
 
-  // Install profiles are always loaded last
+  // Installation profiles are always loaded last
   db_update('system')
     ->fields(array('weight' => 1000))
     ->condition('type', 'module')
diff --git a/includes/install.inc b/includes/install.inc
index 2f50c85..0372483 100644
--- a/includes/install.inc
+++ b/includes/install.inc
@@ -185,11 +185,11 @@ function drupal_set_installed_schema_version($module, $version) {
 }
 
 /**
- * Loads the install profile, extracting its defined distribution name.
+ * Loads the installation profile, extracting its defined distribution name.
  *
  * @return
  *   The distribution name defined in the profile's .info file. Defaults to
- *   "Drupal" if none is explicitly provided by the install profile.
+ *   "Drupal" if none is explicitly provided by the installation profile.
  *
  * @see install_profile_info()
  */
@@ -660,7 +660,7 @@ function drupal_rewrite_settings($settings = array(), $prefix = '') {
 }
 
 /**
- * Verifies an install profile for installation.
+ * Verifies an installation profile for installation.
  *
  * @param $install_state
  *   An array of information about the current installation state.
@@ -688,8 +688,8 @@ function drupal_verify_profile($install_state) {
     $present_modules[] = $present_module->name;
   }
 
-  // The install profile is also a module, which needs to be installed after all the other dependencies
-  // have been installed.
+  // The installation profile is also a module, which needs to be installed
+  // after all the other dependencies have been installed.
   $present_modules[] = drupal_get_profile();
 
   // Verify that all of the profile's required modules are present.
@@ -1148,12 +1148,12 @@ function st($string, array $args = array(), array $options = array()) {
 }
 
 /**
- * Checks an install profile's requirements.
+ * Checks an installation profile's requirements.
  *
  * @param $profile
- *   Name of install profile to check.
+ *   Name of installation profile to check.
  * @return
- *   Array of the install profile's requirements.
+ *   Array of the installation profile's requirements.
  */
 function drupal_check_profile($profile) {
   include_once DRUPAL_ROOT . '/includes/file.inc';
@@ -1230,11 +1230,11 @@ function drupal_check_module($module) {
 }
 
 /**
- * Retrieves information about an install profile from its .info file.
+ * Retrieves information about an installation profile from its .info file.
  *
  * The information stored in a profile .info file is similar to that stored in
  * a normal Drupal module .info file. For example:
- * - name: The real name of the install profile for display purposes.
+ * - name: The real name of the installation profile for display purposes.
  * - description: A brief description of the profile.
  * - dependencies: An array of shortnames of other modules that this install
  *   profile requires.
diff --git a/includes/module.inc b/includes/module.inc
index 72c5938..6d9b33f 100644
--- a/includes/module.inc
+++ b/includes/module.inc
@@ -871,7 +871,7 @@ function drupal_required_modules() {
   $files = drupal_system_listing('/^' . DRUPAL_PHP_FUNCTION_PATTERN . '\.info$/', 'modules', 'name', 0);
   $required = array();
 
-  // An install profile is required and one must always be loaded.
+  // An installation profile is required and one must always be loaded.
   $required[] = drupal_get_profile();
 
   foreach ($files as $name => $file) {
diff --git a/includes/unicode.inc b/includes/unicode.inc
index cd9cd9b..81a0a4d 100644
--- a/includes/unicode.inc
+++ b/includes/unicode.inc
@@ -96,7 +96,7 @@ function unicode_check() {
  *   Whether to report any fatal errors with form_set_error().
  */
 function _unicode_check() {
-  // Ensure translations don't break at install time
+  // Ensure translations don't break during installation.
   $t = get_t();
 
   // Check for mbstring extension
@@ -128,7 +128,7 @@ function _unicode_check() {
  * Return Unicode library status and errors.
  */
 function unicode_requirements() {
-  // Ensure translations don't break at install time
+  // Ensure translations don't break during installation.
   $t = get_t();
 
   $libraries = array(
diff --git a/includes/update.inc b/includes/update.inc
index 588c426..5f1c233 100644
--- a/includes/update.inc
+++ b/includes/update.inc
@@ -785,12 +785,12 @@ function update_fix_d7_requirements() {
 /**
  * Register the currently installed profile in the system table.
  *
- * Install profiles are now treated as modules by Drupal, and have an upgrade
- * path based on their schema version in the system table.
+ * Installation profiles are now treated as modules by Drupal, and have an
+ * upgrade path based on their schema version in the system table.
  *
- * The install profile will be set to schema_version 0, as it has already been
- * installed. Any other hook_update_N functions provided by the install profile
- * will be run by update.php.
+ * The installation profile will be set to schema_version 0, as it has already
+ * been installed. Any other hook_update_N functions provided by the
+ * installation profile will be run by update.php.
  */
 function update_fix_d7_install_profile() {
   $profile = drupal_get_profile();
@@ -828,10 +828,10 @@ function update_fix_d7_install_profile() {
       'owner' => '',
     );
 
-    // Install profile hooks are always executed last by the module system
+    // Installation profile hooks are always executed last by the module system
     $values['weight'] = 1000;
 
-    // Initializing the system table entry for the install profile
+    // Initializing the system table entry for the installation profile
     db_insert('system')
       ->fields(array_keys($values))
       ->values($values)
@@ -840,7 +840,8 @@ function update_fix_d7_install_profile() {
     // Reset the cached schema version.
     drupal_get_installed_schema_version($profile, TRUE);
 
-    // Load the updates again to make sure the install profile updates are loaded
+    // Load the updates again to make sure the installation profile updates
+    // are loaded.
     drupal_load_updates();
   }
 }
diff --git a/modules/comment/comment.test b/modules/comment/comment.test
index e787d25..b6a707a 100644
--- a/modules/comment/comment.test
+++ b/modules/comment/comment.test
@@ -2011,7 +2011,7 @@ class CommentFieldsTest extends CommentHelperCase {
    */
   function testCommentDefaultFields() {
     // Do not make assumptions on default node types created by the test
-    // install profile, and create our own.
+    // installation profile, and create our own.
     $this->drupalCreateContentType(array('type' => 'test_node_type'));
 
     // Check that the 'comment_body' field is present on all comment bundles.
diff --git a/modules/overlay/overlay.install b/modules/overlay/overlay.install
index 2fa7c84..8939e2a 100644
--- a/modules/overlay/overlay.install
+++ b/modules/overlay/overlay.install
@@ -9,7 +9,7 @@
  * Implements hook_enable().
  *
  * If the module is being enabled through the admin UI, and not from an
- * install profile, reopen the modules page in an overlay.
+ * installation profile, reopen the modules page in an overlay.
  */
 function overlay_enable() {
   if (strpos(current_path(), 'admin/modules') === 0) {
diff --git a/modules/simpletest/tests/module.test b/modules/simpletest/tests/module.test
index f55c08a..769c4cf 100644
--- a/modules/simpletest/tests/module.test
+++ b/modules/simpletest/tests/module.test
@@ -25,7 +25,7 @@ class ModuleUnitTest extends DrupalWebTestCase {
     $profile_info = install_profile_info('standard', 'en');
     $module_list = $profile_info['dependencies'];
 
-    // Install profile is a module that is expected to be loaded.
+    // Installation profile is a module that is expected to be loaded.
     $module_list[] = 'standard';
 
     sort($module_list);
@@ -171,12 +171,12 @@ class ModuleUnitTest extends DrupalWebTestCase {
     $this->assertFalse(module_exists('php'), t('Disabling a module with unlisted dependents succeeded.'));
     $this->assertEqual(variable_get('test_module_disable_order', array()), array('forum', 'poll', 'php'), t('Modules were disabled in the correct order by module_disable().'));
 
-    // Disable a module that is listed as a dependency by the install profile.
-    // Make sure that the profile itself is not on the list of dependent
-    // modules to be disabled.
+    // Disable a module that is listed as a dependency by the installation
+    // profile. Make sure that the profile itself is not on the list of
+    // dependent modules to be disabled.
     $profile = drupal_get_profile();
     $info = install_profile_info($profile);
-    $this->assertTrue(in_array('comment', $info['dependencies']), t('Comment module is listed as a dependency of the install profile.'));
+    $this->assertTrue(in_array('comment', $info['dependencies']), t('Comment module is listed as a dependency of the installation profile.'));
     $this->assertTrue(module_exists('comment'), t('Comment module is enabled.'));
     module_disable(array('comment'));
     $this->assertFalse(module_exists('comment'), t('Comment module was disabled.'));
diff --git a/modules/simpletest/tests/requirements1_test.install b/modules/simpletest/tests/requirements1_test.install
index 651d911..91caca3 100644
--- a/modules/simpletest/tests/requirements1_test.install
+++ b/modules/simpletest/tests/requirements1_test.install
@@ -5,7 +5,7 @@
  */
 function requirements1_test_requirements($phase) {
   $requirements = array();
-  // Ensure translations don't break at install time.
+  // Ensure translations don't break during installation.
   $t = get_t();
 
   // Always fails requirements.
diff --git a/modules/system/system.admin.inc b/modules/system/system.admin.inc
index c9d623c..061898c 100644
--- a/modules/system/system.admin.inc
+++ b/modules/system/system.admin.inc
@@ -813,7 +813,7 @@ function system_modules($form, $form_state = array()) {
   // Used when checking if module implements a help page.
   $help_arg = module_exists('help') ? drupal_help_arg() : FALSE;
 
-  // Used when displaying modules that are required by the install profile.
+  // Used when displaying modules that are required by the installation profile.
   require_once DRUPAL_ROOT . '/includes/install.inc';
   $distribution_name = check_plain(drupal_install_profile_distribution_name());
 
@@ -1274,8 +1274,8 @@ function system_modules_uninstall($form, $form_state = NULL) {
         '#title_display' => 'invisible',
       );
       // All modules which depend on this one must be uninstalled first, before
-      // we can allow this module to be uninstalled. (The install profile is
-      // excluded from this list.)
+      // we can allow this module to be uninstalled. (The installation profile
+      // is excluded from this list.)
       foreach (array_keys($module->required_by) as $dependent) {
         if ($dependent != $profile && drupal_get_installed_schema_version($dependent) != SCHEMA_UNINSTALLED) {
           $dependent_name = isset($all_modules[$dependent]->info['name']) ? $all_modules[$dependent]->info['name'] : $dependent;
diff --git a/modules/system/system.api.php b/modules/system/system.api.php
index 6ed5766..53d3cb2 100644
--- a/modules/system/system.api.php
+++ b/modules/system/system.api.php
@@ -3004,7 +3004,7 @@ function hook_file_url_alter(&$uri) {
  */
 function hook_requirements($phase) {
   $requirements = array();
-  // Ensure translations don't break at install time
+  // Ensure translations don't break during installation.
   $t = get_t();
 
   // Report Drupal version
@@ -3056,7 +3056,7 @@ function hook_requirements($phase) {
  * more tables and their related keys and indexes. A schema is defined by
  * hook_schema() which must live in your module's .install file.
  *
- * This hook is called at both install and uninstall time, and in the latter
+ * This hook is called at install and uninstall time, and in the latter
  * case, it cannot rely on the .module file being loaded or hooks being known.
  * If the .module file is needed, it may be loaded with drupal_load().
  *
diff --git a/modules/system/system.install b/modules/system/system.install
index d468b05..df0db71 100644
--- a/modules/system/system.install
+++ b/modules/system/system.install
@@ -16,7 +16,7 @@
 function system_requirements($phase) {
   global $base_url;
   $requirements = array();
-  // Ensure translations don't break at install time
+  // Ensure translations don't break during installation.
   $t = get_t();
 
   // Report Drupal version
@@ -28,8 +28,8 @@ function system_requirements($phase) {
       'weight' => -10,
     );
 
-    // Display the currently active install profile, if the site
-    // is not running the default install profile.
+    // Display the currently active installation profile, if the site
+    // is not running the default installation profile.
     $profile = drupal_get_profile();
     if ($profile != 'standard') {
       $info = system_get_info('module', $profile);
@@ -308,7 +308,7 @@ function system_requirements($phase) {
     variable_get('file_private_path', FALSE),
   );
 
-  // Do not check for the temporary files directory at install time
+  // Do not check for the temporary files directory during installation
   // unless it has been set in settings.php. In this case the user has
   // no alternative but to fix the directory if it is not writable.
   if ($phase == 'install') {
@@ -412,7 +412,7 @@ function system_requirements($phase) {
     $profile = drupal_get_profile();
     $files = system_rebuild_module_data();
     foreach ($files as $module => $file) {
-      // Ignore disabled modules and install profiles.
+      // Ignore disabled modules and installation profiles.
       if (!$file->status || $module == $profile) {
         continue;
       }
diff --git a/modules/system/system.module b/modules/system/system.module
index 971c7c9..a8fb53f 100644
--- a/modules/system/system.module
+++ b/modules/system/system.module
@@ -2348,14 +2348,14 @@ function _system_rebuild_module_data() {
   // Find modules
   $modules = drupal_system_listing('/^' . DRUPAL_PHP_FUNCTION_PATTERN . '\.module$/', 'modules', 'name', 0);
 
-  // Include the install profile in modules that are loaded.
+  // Include the installation profile in modules that are loaded.
   $profile = drupal_get_profile();
   $modules[$profile] = new stdClass();
   $modules[$profile]->name = $profile;
   $modules[$profile]->uri = 'profiles/' . $profile . '/' . $profile . '.profile';
   $modules[$profile]->filename = $profile . '.profile';
 
-  // Install profile hooks are always executed last.
+  // Installation profile hooks are always executed last.
   $modules[$profile]->weight = 1000;
 
   // Set defaults for module info.
@@ -2396,7 +2396,7 @@ function _system_rebuild_module_data() {
       $module->info['scripts'] = _system_info_add_path($module->info['scripts'], $path);
     }
 
-    // Install profiles are hidden by default, unless explicitly specified
+    // Installation profiles are hidden by default, unless explicitly specified
     // otherwise in the .info file.
     if ($key == $profile && !isset($modules[$key]->info['hidden'])) {
       $modules[$key]->info['hidden'] = TRUE;
@@ -2409,7 +2409,7 @@ function _system_rebuild_module_data() {
   }
 
   if (isset($modules[$profile])) {
-    // The install profile is required, if it's a valid module.
+    // The installation profile is required, if it's a valid module.
     $modules[$profile]->info['required'] = TRUE;
     // Add a default distribution name if the profile did not provide one. This
     // matches the default value used in install_profile_info().
diff --git a/profiles/minimal/minimal.install b/profiles/minimal/minimal.install
index 6099da1..9cf4fa2 100644
--- a/profiles/minimal/minimal.install
+++ b/profiles/minimal/minimal.install
@@ -1,7 +1,7 @@
 <?php
 /**
  * @file
- * Install, update and uninstall functions for the minimal install profile.
+ * Install, update and uninstall functions for the minimal installation profile.
  */
 
 /**
diff --git a/profiles/standard/standard.install b/profiles/standard/standard.install
index ab3e8a1..1d563a4 100644
--- a/profiles/standard/standard.install
+++ b/profiles/standard/standard.install
@@ -1,7 +1,7 @@
 <?php
 /**
  * @file
- * Install, update and uninstall functions for the standard install profile.
+ * Install, update and uninstall functions for the standard installation profile.
  */
 
 /**