CDAE provides definitions for about 40,000 words and is compiled to offer what learners need most in a dictionary: • Easy access - the ability to find what they are looking for quickly and easily • Clear definitions - explanations that can be immediately understood • Plenty of examples - sentences taken from speech and writing show how words are used • Current vocabulary - words and phrases that are used in school, business, technology, the arts, and everyday life in the 21st century Key Features: • Based on a 200 million-word corpus of American English that shows which words and phrases are really used in current American English, and what people really mean when they say or write those words • Organized by meaning to help learners use English effectively • Guidewords to help you quickly find the exact meaning you are looking for • A 2,000-word defining vocabulary to help make definitions easy to understand • Authentic, full-sentence examples to show how words are typically used and to help learners understand and use English more accurately • Language Portraits to provide in-depth explanations of difficult grammar, vocabulary, spelling, and punctuation • More than 40,000 definitions of frequently used words and phrases from business, school, technology, the arts, and everyday life