diff --git a/wp-admin/admin-ajax.php b/wp-admin/admin-ajax.php
index 2dd0380bbb..5fbf2a996b 100644
--- a/wp-admin/admin-ajax.php
+++ b/wp-admin/admin-ajax.php
@@ -270,7 +270,7 @@ function _wp_ajax_add_hierarchical_term() {
 	}
 
 	ob_start();
-		wp_dropdown_categories( array( 'taxonomy' => $taxonomy->name, 'hide_empty' => 0, 'name' => 'new'.$taxonomy->name.'_parent', 'orderby' => 'name', 'hierarchical' => 1, 'show_option_none' => __('Parent category') ) );
+		wp_dropdown_categories( array( 'taxonomy' => $taxonomy->name, 'hide_empty' => 0, 'name' => 'new'.$taxonomy->name.'_parent', 'orderby' => 'name', 'hierarchical' => 1, 'show_option_none' => sprintf( __('— Parent %s —'), $taxonomy->singular_label ) ) );
 	$sup = ob_get_contents();
 	ob_end_clean();
 	$add['supplemental'] = array( 'newcat_parent' => $sup );
diff --git a/wp-admin/includes/meta-boxes.php b/wp-admin/includes/meta-boxes.php
index 95cdcab566..aa4341a3f4 100644
--- a/wp-admin/includes/meta-boxes.php
+++ b/wp-admin/includes/meta-boxes.php
@@ -290,7 +290,7 @@ function post_categories_meta_box( $post, $box ) {
  	?>
  	<div id="taxonomy-<?php echo $taxonomy; ?>" class="categorydiv">
  		<ul id="<?php echo $taxonomy; ?>-tabs" class="category-tabs">
- 			<li class="tabs"><a href="#<?php echo $taxonomy; ?>-all" tabindex="3"><?php _e( 'All Categories' ); ?></a></li>
+ 			<li class="tabs"><a href="#<?php echo $taxonomy; ?>-all" tabindex="3"><?php printf( __( 'All %s' ), $tax->label ); ?></a></li>
  			<li class="hide-if-no-js"><a href="#<?php echo $taxonomy; ?>-pop" tabindex="3"><?php _e( 'Most Used' ); ?></a></li>
  		</ul>
 
@@ -308,10 +308,10 @@ function post_categories_meta_box( $post, $box ) {
 
     <?php if ( current_user_can($tax->edit_cap) ) : ?>
  			<div id="<?php echo $taxonomy; ?>-adder" class="wp-hidden-children">
- 				<h4><a id="<?php echo $taxonomy; ?>-add-toggle" href="#<?php echo $taxonomy; ?>-add" class="hide-if-no-js" tabindex="3"><?php _e( '+ Add New Category' ); ?></a></h4>
+ 				<h4><a id="<?php echo $taxonomy; ?>-add-toggle" href="#<?php echo $taxonomy; ?>-add" class="hide-if-no-js" tabindex="3"><?php printf( __( '+ Add New %s' ), $tax->singular_label ); ?></a></h4>
  				<p id="<?php echo $taxonomy; ?>-add" class="category-add wp-hidden-child">
- 					<label class="screen-reader-text" for="new<?php echo $taxonomy; ?>"><?php _e( 'Add New Category' ); ?></label><input type="text" name="new<?php echo $taxonomy; ?>" id="new<?php echo $taxonomy; ?>" class="form-required form-input-tip" value="<?php esc_attr_e( 'New category name' ); ?>" tabindex="3" aria-required="true"/>
- 					<label class="screen-reader-text" for="new<?php echo $taxonomy; ?>_parent"><?php _e('Parent category'); ?>:</label><?php wp_dropdown_categories( array( 'taxonomy' => $taxonomy, 'hide_empty' => 0, 'name' => 'new'.$taxonomy.'_parent', 'orderby' => 'name', 'hierarchical' => 1, 'show_option_none' => __('Parent category'), 'tab_index' => 3 ) ); ?>
+ 					<label class="screen-reader-text" for="new<?php echo $taxonomy; ?>"><?php printf( __( 'Add New %s' ), $tax->singular_label ); ?></label><input type="text" name="new<?php echo $taxonomy; ?>" id="new<?php echo $taxonomy; ?>" class="form-required form-input-tip" value="<?php echo esc_attr( sprintf( 'New %s Name', $tax->singular_label ) ); ?>" tabindex="3" aria-required="true"/>
+ 					<label class="screen-reader-text" for="new<?php echo $taxonomy; ?>_parent"><?php printf( __('Parent %s'), $tax->singular_label ); ?>:</label><?php wp_dropdown_categories( array( 'taxonomy' => $taxonomy, 'hide_empty' => 0, 'name' => 'new'.$taxonomy.'_parent', 'orderby' => 'name', 'hierarchical' => 1, 'show_option_none' => sprintf( __('&mdash; Parent %s &mdash;'), $tax->singular_label ), 'tab_index' => 3 ) ); ?>
  					<input type="button" id="<?php echo $taxonomy; ?>-add-submit" class="add:<?php echo $taxonomy ?>checklist:<?php echo $taxonomy ?>-add button category-add-sumbit" value="<?php esc_attr_e( 'Add' ); ?>" tabindex="3" />
  					<?php wp_nonce_field( 'add-'.$taxonomy, '_ajax_nonce', false ); ?>
  					<span id="<?php echo $taxonomy; ?>-ajax-response"></span>