Longman Essential Activator is a book addressed to those students who want to make their spoken and written language more varied. The definitions and explanations in English, as well as the choice of vocabulary make this book a perfect learning tool for students whose level of English is intermediate.Apart from the introductory part, which explains how to use the book, the dictionary consists of the following sections: The Dictionary AZ, Word Banks, Essential Communication, Essential Grammar, Index and Writing Coach