Collins Cobuild Advanced Learners Dictionary The fifth edition of the Collins COBUILD Advanced Learner’s English Dictionary offers up-to-date coverage of today’s English in a clear, attractive format. In its attractive two-colour layout, the fifth edition of the Collins COBUILD Advanced Learner’s English Dictionary offers learners of English detailed coverage of today’s language. With lots of new words and phrases and definitions written in simple, natural English, this dictionary is exceptionally easy to use and understand. The examples, which have all been taken from the Bank of English, part of the prestigious Collins Word Web, are invaluable in providing context for words and phrases. Grammatical information and additional information on synonyms, pragmatics and frequency is shown in the Extra Column, making it easy to find and use.