A revised and updated edition of the best-selling dictionary covering core vocabulary with over a hundred new entries and senses. More than 75,000 definitions and 8,000 usage examples aid understanding--and cover the words you need todayIncludes pronunciations, word origins, and synonym lists Features useful tables and special sections on Foreign Words & Phrases and Geographical NamesNew words include: athleisure, coronavirus, escape room, First Gentleman, herd immunity, hygge, on-brand, outro, patient zero, petrichor, PPE, telehealth, unmute, UX, and YouTuber.