Dr. Word Master contains 8 different dictionaries. For example if you need to prepare for the GRE exam, start by learning words occurring on the GRE exam most frequently and if you want to make sure you perform optimally on the exam, memorize GRE master dictionary with over 5000 words. Dr. Word Master is a very simple to use and yet very powerful vocabulary builder for the GRE, TOEFL and SAT. Dr. Word Master contains 8 dictionaries to choose from! Unlike other vocabulary applications, Dr. Word Master allows you to create customized and well organized learning profiles to suit your needs or studying habits. Dr. Word Master is perfect for busy people. Dr. Word Master utilizes 3 memorization strategies and a test.