Millions of students around the world have improved their written and spoken English using the Oxford Advanced Learner's Dictionary. Preface, Key to Dictionary Entries, Using Your Dictionary, The Dictionary, Language Study Pages, Linking Words Together, Phrasal Verbs, Collocation, Idioms, Polite Expressions, Nouns and Adjectives, Verbs, Maps and Geographical Information, Geographical Names, The World, Canada and the United States of America, The British Isles, Central Europe, Cultural Information, The Commonwealth, United Kingdom Constitution and Government, United States Constitution and Government, The Legal System in England and Wales, The legal System in the United States, The Vocabulary of English, Appendices, Irregular Verbs, Numbers, Punctuation and Writing, Family Relationships, Common First Names, Ranks in the Armed Forces, Chemical Elements, SI Units, Notes on Usage, Defining Vocabulary.