The home of trusted English dictionaries and thesauruses for everyday language use.

The perfect dictionary reference for daily use, with 200,000 words and phrases in a durable format. Language notes help you choose the right word and the easy-to-use layout allows you to find what you're looking for quickly.

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Specially tailored to meet your needs at home, school, and in the office, offering comprehensive definitions and word tips to provide help with English usage.

Find all the words and definitions you need, with coverage of the language we use every day. The clear layout ensures you can find the words you need quickly. Comes with an invaluable supplement on the most common mistakes and controversial issues in English.