Words for content areas such as Science and Social Studies. Clear definitions written using the Longman American Defining. 59,000 example sentences, showing thousands of academic words and collocations. 109,000 words, meanings and phrases, including words from the Academic Word List. Longman Dictionary of Contemporary English is the key to vocabulary building! Now with the full contents online, plus online Thesaurus and Vocabulary Checker.

Longman Dictionary of Contemporary English Longman Dictionary English is a complete vocabulary and grammar resource that will enhance your learning of English. The free English dictionary application explains the meaning of English words!