Thousands of new words and senses from all areas of vocabulary
Precise, authoritative, and easy-to-understand definitions
Abundant examples that show how words are actually used
Up-to-date biographical and geographical entries, including population figures from the most recent US Census
Hundreds of detailed illustrations that enhance definitions
Expert guidance on usage problems
Detailed synonym notes for finding the right word
A concise style guide for help with capitalization, italicization, and punctuation
Forms of address for academics, clerical and religious orders, government officials, and the military
Charts and tables, including alphabets of the world, books of the Bible, calendars, units of currency, chemical elements, geologic time, measurements, metric conversions, and symbols
Lists of US colleges and universities