diff --git a/NEWS b/NEWS
index 0027c556..c44b2983 100644
--- a/NEWS
+++ b/NEWS
@@ -14,6 +14,8 @@ NEWS ( CHANGELOG and HISTORY )                                     HTMLPurifier
   on some systems.
 - Injector algorithm further refined: off-by-one error regarding skip 
   counts for dormant injectors fixed
+. %Core.AcceptFullDocuments renamed to %Core.ConvertDocumentToFragment 
+  to better communicate its purpose
 
 2.1.2, released 2007-09-03
 ! Implemented Object module for trusted users
diff --git a/library/HTMLPurifier/Lexer.php b/library/HTMLPurifier/Lexer.php
index 78abebd0..22ef1d6d 100644
--- a/library/HTMLPurifier/Lexer.php
+++ b/library/HTMLPurifier/Lexer.php
@@ -13,11 +13,14 @@ if (version_compare(PHP_VERSION, "5", ">=")) {
 }
 
 HTMLPurifier_ConfigSchema::define(
-    'Core', 'AcceptFullDocuments', true, 'bool',
-    'This parameter determines whether or not the filter should accept full '.
-    'HTML documents, not just HTML fragments.  When on, it will '.
-    'drop all sections except the content between body.'
-);
+    'Core', 'ConvertDocumentToFragment', true, 'bool', '
+This parameter determines whether or not the filter should convert
+input that is a full document with html and body tags to a fragment
+of just the contents of a body tag. This parameter is simply something
+HTML Purifier can do during an edge-case: for most inputs, this
+processing is not necessary.
+');
+HTMLPurifier_ConfigSchema::defineAlias('Core', 'AcceptFullDocuments', 'Core', 'ConvertDocumentToFragment');
 
 HTMLPurifier_ConfigSchema::define(
     'Core', 'LexerImpl', null, 'mixed/null', '
@@ -316,7 +319,7 @@ class HTMLPurifier_Lexer
     function normalize($html, $config, &$context) {
         
         // extract body from document if applicable
-        if ($config->get('Core', 'AcceptFullDocuments')) {
+        if ($config->get('Core', 'ConvertDocumentToFragment')) {
             $html = $this->extractBody($html);
         }