This new edition of the best-selling American English learners' dictionary helps intermediate students build their vocabulary, and now offers extra help and support for students who are studying other subjects in English. Features * Comprehensive intermediate level dictionary with 55,000 words and phrases and 36,000 example sentences*NEW! Extra vocabulary help for students who are studying other subjects in English -- 3,500 words of content vocabulary and the Academic Wordlist are highlighted*3,000 Thesaurus boxes help expand students' vocabulary*NEW! 3,000 etymologies show the origins of words* Helps students avoid common errors with spelling, usage and grammar notes* Teach your students to use dictionaries with the updated Learner's Handbook* Your students will understand the definitions written using the Longman American Defining Vocabulary of 2,000 common words*Academic Study Center helps students with reading, writing and exam preparation* Separate thesaurus section helps students expand vocabulary*Photo dictionary helps with vocabulary building New! There is also an edition of Longman Dictionary of american English, 4th Edition, with the new Longman English e-Tutor CD-ROM that offers students a wide range of practice material, helping them move from understanding English to learning how to use English correctly.