(PHP 5 >= 5.3.0, PECL enchant >= 0.1.0 )
enchant_dict_check — Check whether a word is correctly spelled or not
$dict
   , string $word
   )
    If the word is correctly spelled return TRUE, otherwise return FALSE
  
dictDictionary resource
wordThe word to check
   Returns TRUE if the word is spelled correctly, FALSE if not.