Merriam-Webster's Collegiate Dictionary: Thumb-Indexed

Newly Revised & Updated! The Eleventh Edition of America's Best-Selling Dictionary defines the current, active vocabulary of American English and is updated on an ongoing basis.

[€[ More than 225,000 definitions and over 42,000 usage examples

[€[ Newly added words and meanings across a variety of fields including technology, entertainment, health, science, and society

[€[ Special sections include A Handbook of Style, Foreign Words and Phrases, Biographical Names, and Geographical Names

[€[ Includes an electronic version of the dictionary and a free one-year online subscription to Merriam-WebsterUnabridged.com

[€[ New words include binge-watch, clickbait, takeaway, and troll