Collins cobuild advanced dictionary of american english

This new dictionary is for upper intermediate and advanced level learners of English, who want to learn American English. It gives up-to-date coverage of today's English, and transforms the learner's dictionary from an occasional reference into the best possible learning resource. Includes a CD-Rom, with extra content and interactive activities.
This dictionary is ideal for upper intermediate and advanced learners of American English. It covers all the words, phrases and idioms that students need to learn and master to be able to speak and write effective American English, and gives extensive help with grammar, including grammar patterns for many of the examples, and including a grammar reference in the supplement. A wide range of vocabulary-building features, many of them with full-colour illustrations, help with learning new words.
The dictionary also includes an Activity Guide, which gives exercises in dictionary use; a Writer's Handbook, which gives guidance on spelling, punctuation, letter-writing and CVs; a Speaker's Handbook, which gives advice on the best set phrases to use in key situations; words that occur frequently in the TOEFL and TOEIC exams; Defining Vocabulary; Geographical Places and Nationalities; Academic Word List.