Merriam-Webster's Collegiate Dictionary, Eleventh Edition: Revised and Updated 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 • New words include binge-watch, clickbait, takeaway, and troll