Index: src/wp-includes/class-wp-customize-control.php
===================================================================
--- src/wp-includes/class-wp-customize-control.php	(revision 33997)
+++ src/wp-includes/class-wp-customize-control.php	(working copy)
@@ -1715,7 +1715,7 @@
 			<p class="field-link-target description description-thin">
 				<label for="edit-menu-item-target-{{ data.menu_item_id }}">
 					<input type="checkbox" id="edit-menu-item-target-{{ data.menu_item_id }}" class="edit-menu-item-target" value="_blank" name="menu-item-target" />
-					<?php _e( 'Open link in a new tab' ); ?>
+					<?php _e( 'Open link in a new window/tab' ); ?>
 				</label>
 			</p>
 			<p class="field-attr-title description description-thin">