This is the perfect reference to fit into a pocket, briefcase, or backpack. With more than 35,000 concise definitions, it's never been easier to quickly check the spellings, meanings, and syllable divisions of the words most commonly used in writing and speaking. This revised third edition has been updated with timely new vocabulary, especially in the areas of technology and computer science. Features include convenient metric conversion tables and a table of U.S. states and capitals with updated population figures.