By following this guide, you'll be able to effectively use the Longman Dictionary of Contemporary English 6th edition to improve your English language skills.
The 6th edition features a beautifully integrated thesaurus for 9,000 key words. But unlike a standard thesaurus that just swaps synonyms, Longman explains the difference .
The Pinnacle of Pedagogical Lexicography: A Detailed Analysis of the Longman Dictionary of Contemporary English (6th Edition)