The Chambers Dictionary is one of the oldest single-volume dictionaries of its kind, and draws on a 166 year-old tradition of dictionary writing. Hailed as the most comprehensive and current single-volume dictionary of international English, this newly revised edition contains over 215,000 references and 300,000 definitions. With its bold headwords and clear type, this new edition has the all the advantages of a modern, streamlined layout and makes information on words, phrases, and expressions easier to find, easier to read, and easier to understand. An official reference source for the board game Scrabble - its wide range of vocabulary provides unrivalled coverage for word game players, crossword solvers, and crossword compilers, as well as a treasure-trove of lexical delights for word lovers. The Chambers Dictionary has long been the choice of the discerning user of English and the preferred single-volume dictionary of academics, and professionals for its coverage of the English language from the Bible and Shakespeare, to present day scientific and technological vocabulary. Many new words and meanings have been added from today's world of information sciences, business, alternative medicine, and everyday life, including cybercafe, alpha-decay, browser, road rage, birthing pool, and reiki. Etymological nesting of words show derivations, emphasizes linguistic links between words, and increases overall coverage. Prefaces include: A Short History of English, and Rules of English Spelling. Selected phrases and quotations from Latin, Greek, and modern languages. Appendices include: pronunciation guide, grammar and usage guide, punctuation, symbols, temperature, measurement and size conversions, Roman numerals, and chemical elements.