This new edition of a perennial bestseller combines a completely updated dictionary, thesaurus, and world atlas into an economical, ready-reference book perfect for home, school, and the office. Clear, concise dictionary definitions and an easy-to-use thesaurus bring the world of words to everyone’s fingertips. The four-color atlas, from the mapmakers at the Encyclopædia Britannica, is an invaluable tool to understanding our world today.

• The dictionary, revised and updated in 2005, offers more than 75,000 definitions and 2,000 new words
• An all-new thesaurus with more than 30,000 main entries features tens of thousands of synonyms, related words, antonyms and near antonyms
• The fully updated 48 page 4-color atlas from the editors of Encyclopædia Britannica puts the world at your fingertips
   
• Special sections include:
  • Geographical Names
  • Biographical Names
  • Handbook of Style
  • Basic English Grammar
  • English Root Words
  • Foreign Words and Phrases
  • Irregular English Verbs
  • Signs and Symbols

Merriam-Webster, Incorporated is America’s oldest and most respected publisher of dictionaries and other language reference products. Our staff of full-time lexicographers is the largest in the country and our database of more than 16.5 million examples of words used in context is the most extensive in the world. With more than 170 years of accumulated knowledge and expertise this distinguished company represents a tradition that dates back to Noah Webster. Encyclopædia Britannica has been recognized internationally for over 230 years as the leading publisher of comprehensive and up-to-date information about all aspects of human knowledge.