This dictionary for intermediate learners of American English is packed with features for students working at this level. It is particularly suitable for students in English-speaking schools. Included is a mobile app for iPhone, Android, and mobile web browsers, allowing learners to check definitions and examples, and hear pronunciation, anywhere. The dictionary is ideal for intermediate-level learners of American English. It covers the words, phrases, and idioms that students at this level need to learn and master to speak and write effective American English. It also includes a wide range of curriculum terms that students need for studying subjects through English. A wide range of vocabulary-building features, many of them with full-colour illustrations, help with learning new words. The dictionary also includes a new Visual Thesaurus, which provides alternatives to the 50 most over-used words in English; an Activity Guide, which gives exercises in dictionary use; a Grammar reference; 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; Defining Vocabulary; Academic Word List; a List of Headwords by Subject Area; a List of Irregular Verbs; a List of Prefixes and Suffixes.