diff --git a/wp-admin/options-discussion.php b/wp-admin/options-discussion.php
index 0627f4d2ea..5f57819d4f 100644
--- a/wp-admin/options-discussion.php
+++ b/wp-admin/options-discussion.php
@@ -157,7 +157,7 @@ printf( __('Comments should be displayed with the %s comments at the top of each
 <td><fieldset><legend class="screen-reader-text"><span><?php _e('Comment Moderation'); ?></span></legend>
 <p><label for="comment_max_links"><?php printf(__('Hold a comment in the queue if it contains %s or more links. (A common characteristic of comment spam is a large number of hyperlinks.)'), '<input name="comment_max_links" type="number" step="1" min="0" id="comment_max_links" value="' . esc_attr(get_option('comment_max_links')) . '" class="small-text" />' ); ?></label></p>
 
-<p><label for="moderation_keys"><?php _e('When a comment contains any of these words in its content, name, URL, email, or IP, it will be held in the <a href="edit-comments.php?comment_status=moderated">moderation queue</a>. One word or IP per line. It will match inside words, so &#8220;press&#8221; will match &#8220;WordPress&#8221;.'); ?></label></p>
+<p><label for="moderation_keys"><?php _e('When a comment contains any of these words in its content, name, URL, email, or IP address, it will be held in the <a href="edit-comments.php?comment_status=moderated">moderation queue</a>. One word or IP address per line. It will match inside words, so &#8220;press&#8221; will match &#8220;WordPress&#8221;.'); ?></label></p>
 <p>
 <textarea name="moderation_keys" rows="10" cols="50" id="moderation_keys" class="large-text code"><?php echo esc_textarea( get_option( 'moderation_keys' ) ); ?></textarea>
 </p>
@@ -166,7 +166,7 @@ printf( __('Comments should be displayed with the %s comments at the top of each
 <tr>
 <th scope="row"><?php _e('Comment Blacklist'); ?></th>
 <td><fieldset><legend class="screen-reader-text"><span><?php _e('Comment Blacklist'); ?></span></legend>
-<p><label for="blacklist_keys"><?php _e('When a comment contains any of these words in its content, name, URL, email, or IP, it will be put in the trash. One word or IP per line. It will match inside words, so &#8220;press&#8221; will match &#8220;WordPress&#8221;.'); ?></label></p>
+<p><label for="blacklist_keys"><?php _e('When a comment contains any of these words in its content, name, URL, email, or IP address, it will be put in the trash. One word or IP address per line. It will match inside words, so &#8220;press&#8221; will match &#8220;WordPress&#8221;.'); ?></label></p>
 <p>
 <textarea name="blacklist_keys" rows="10" cols="50" id="blacklist_keys" class="large-text code"><?php echo esc_textarea( get_option( 'blacklist_keys' ) ); ?></textarea>
 </p>
diff --git a/wp-includes/comment.php b/wp-includes/comment.php
index 0053ef5701..c015fea4f2 100644
--- a/wp-includes/comment.php
+++ b/wp-includes/comment.php
@@ -790,8 +790,8 @@ function check_comment_flood_db() {
  * @global wpdb $wpdb WordPress database abstraction object.
  *
  * @param bool   $is_flood  Is a comment flooding occurring?
- * @param string $ip        Comment IP.
- * @param string $email     Comment author email address.
+ * @param string $ip        Comment author's IP address.
+ * @param string $email     Comment author's email address.
  * @param string $date      MySQL time string.
  * @param bool   $avoid_die When true, a disallowed comment will result in the function
  *                          returning a WP_Error object, rather than executing wp_die().
@@ -1156,7 +1156,7 @@ function wp_check_comment_data_max_lengths( $comment_data ) {
  * @param string $email The email of the comment
  * @param string $url The url used in the comment
  * @param string $comment The comment content
- * @param string $user_ip The comment author IP address
+ * @param string $user_ip The comment author's IP address
  * @param string $user_agent The author's browser user agent
  * @return bool True if comment contains blacklisted content, false if comment does not
  */
@@ -1834,11 +1834,11 @@ function wp_filter_comment($commentdata) {
 	 */
 	$commentdata['comment_content'] = apply_filters( 'pre_comment_content', $commentdata['comment_content'] );
 	/**
-	 * Filters the comment author's IP before it is set.
+	 * Filters the comment author's IP address before it is set.
 	 *
 	 * @since 1.5.0
 	 *
-	 * @param string $comment_author_ip The comment author's IP.
+	 * @param string $comment_author_ip The comment author's IP address.
 	 */
 	$commentdata['comment_author_IP'] = apply_filters( 'pre_comment_user_ip', $commentdata['comment_author_IP'] );
 	/** This filter is documented in wp-includes/comment.php */
diff --git a/wp-includes/pluggable.php b/wp-includes/pluggable.php
index 41c144b9ab..32fab32f65 100644
--- a/wp-includes/pluggable.php
+++ b/wp-includes/pluggable.php
@@ -1469,8 +1469,8 @@ function wp_notify_postauthor( $comment_id, $deprecated = null ) {
 		case 'trackback':
 			/* translators: 1: Post title */
 			$notify_message  = sprintf( __( 'New trackback on your post "%s"' ), $post->post_title ) . "\r\n";
-			/* translators: 1: Trackback/pingback website name, 2: website IP, 3: website hostname */
-			$notify_message .= sprintf( __('Website: %1$s (IP: %2$s, %3$s)'), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n";
+			/* translators: 1: Trackback/pingback website name, 2: website IP address, 3: website hostname */
+			$notify_message .= sprintf( __('Website: %1$s (IP address: %2$s, %3$s)'), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n";
 			$notify_message .= sprintf( __( 'URL: %s' ), $comment->comment_author_url ) . "\r\n";
 			$notify_message .= sprintf( __( 'Comment: %s' ), "\r\n" . $comment_content ) . "\r\n\r\n";
 			$notify_message .= __( 'You can see all trackbacks on this post here:' ) . "\r\n";
@@ -1480,8 +1480,8 @@ function wp_notify_postauthor( $comment_id, $deprecated = null ) {
 		case 'pingback':
 			/* translators: 1: Post title */
 			$notify_message  = sprintf( __( 'New pingback on your post "%s"' ), $post->post_title ) . "\r\n";
-			/* translators: 1: Trackback/pingback website name, 2: website IP, 3: website hostname */
-			$notify_message .= sprintf( __('Website: %1$s (IP: %2$s, %3$s)'), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n";
+			/* translators: 1: Trackback/pingback website name, 2: website IP address, 3: website hostname */
+			$notify_message .= sprintf( __('Website: %1$s (IP address: %2$s, %3$s)'), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n";
 			$notify_message .= sprintf( __( 'URL: %s' ), $comment->comment_author_url ) . "\r\n";
 			$notify_message .= sprintf( __( 'Comment: %s' ), "\r\n" . $comment_content ) . "\r\n\r\n";
 			$notify_message .= __( 'You can see all pingbacks on this post here:' ) . "\r\n";
@@ -1490,8 +1490,8 @@ function wp_notify_postauthor( $comment_id, $deprecated = null ) {
 			break;
 		default: // Comments
 			$notify_message  = sprintf( __( 'New comment on your post "%s"' ), $post->post_title ) . "\r\n";
-			/* translators: 1: comment author, 2: author IP, 3: author domain */
-			$notify_message .= sprintf( __( 'Author: %1$s (IP: %2$s, %3$s)' ), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n";
+			/* translators: 1: comment author, 2: comment author's IP address, 3: comment author's hostname */
+			$notify_message .= sprintf( __( 'Author: %1$s (IP address: %2$s, %3$s)' ), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n";
 			$notify_message .= sprintf( __( 'Email: %s' ), $comment->comment_author_email ) . "\r\n";
 			$notify_message .= sprintf( __( 'URL: %s' ), $comment->comment_author_url ) . "\r\n";
 			$notify_message .= sprintf( __('Comment: %s' ), "\r\n" . $comment_content ) . "\r\n\r\n";
@@ -1630,8 +1630,8 @@ function wp_notify_moderator($comment_id) {
 			/* translators: 1: Post title */
 			$notify_message  = sprintf( __('A new trackback on the post "%s" is waiting for your approval'), $post->post_title ) . "\r\n";
 			$notify_message .= get_permalink($comment->comment_post_ID) . "\r\n\r\n";
-			/* translators: 1: Trackback/pingback website name, 2: website IP, 3: website hostname */
-			$notify_message .= sprintf( __( 'Website: %1$s (IP: %2$s, %3$s)' ), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n";
+			/* translators: 1: Trackback/pingback website name, 2: website IP address, 3: website hostname */
+			$notify_message .= sprintf( __( 'Website: %1$s (IP address: %2$s, %3$s)' ), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n";
 			/* translators: 1: Trackback/pingback/comment author URL */
 			$notify_message .= sprintf( __( 'URL: %s' ), $comment->comment_author_url ) . "\r\n";
 			$notify_message .= __('Trackback excerpt: ') . "\r\n" . $comment_content . "\r\n\r\n";
@@ -1640,8 +1640,8 @@ function wp_notify_moderator($comment_id) {
 			/* translators: 1: Post title */
 			$notify_message  = sprintf( __('A new pingback on the post "%s" is waiting for your approval'), $post->post_title ) . "\r\n";
 			$notify_message .= get_permalink($comment->comment_post_ID) . "\r\n\r\n";
-			/* translators: 1: Trackback/pingback website name, 2: website IP, 3: website hostname */
-			$notify_message .= sprintf( __( 'Website: %1$s (IP: %2$s, %3$s)' ), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n";
+			/* translators: 1: Trackback/pingback website name, 2: website IP address, 3: website hostname */
+			$notify_message .= sprintf( __( 'Website: %1$s (IP address: %2$s, %3$s)' ), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n";
 			/* translators: 1: Trackback/pingback/comment author URL */
 			$notify_message .= sprintf( __( 'URL: %s' ), $comment->comment_author_url ) . "\r\n";
 			$notify_message .= __('Pingback excerpt: ') . "\r\n" . $comment_content . "\r\n\r\n";
@@ -1650,8 +1650,8 @@ function wp_notify_moderator($comment_id) {
 			/* translators: 1: Post title */
 			$notify_message  = sprintf( __('A new comment on the post "%s" is waiting for your approval'), $post->post_title ) . "\r\n";
 			$notify_message .= get_permalink($comment->comment_post_ID) . "\r\n\r\n";
-			/* translators: 1: Comment author name, 2: comment author's IP, 3: comment author IP's hostname */
-			$notify_message .= sprintf( __( 'Author: %1$s (IP: %2$s, %3$s)' ), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n";
+			/* translators: 1: Comment author name, 2: comment author's IP address, 3: comment author's hostname */
+			$notify_message .= sprintf( __( 'Author: %1$s (IP address: %2$s, %3$s)' ), $comment->comment_author, $comment->comment_author_IP, $comment_author_domain ) . "\r\n";
 			/* translators: 1: Comment author URL */
 			$notify_message .= sprintf( __( 'Email: %s' ), $comment->comment_author_email ) . "\r\n";
 			/* translators: 1: Trackback/pingback/comment author URL */
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 305fe7d4d7..f075ffff92 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.9-alpha-41703';
+$wp_version = '4.9-alpha-41704';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.