This newly revised dictionary for high school students is a great study aid for building vocabulary and preparing for college-level reading. Designed especially for students grades 9–11, ages 14 & up. More than 110,000 definitions help students communicate effectively. 28,000 usage examples expand understanding. Over 200 new words and senses include athleisure, chatbot, escape room, greenwash, livestream, open-source, and smishing. Nearly 1,000 carefully drawn illustrations clarify meanings. More than 500 synonym paragraphs and 200 word history paragraphs. Special sections contain abbreviations, biographical and geographical names, signs and symbols, and a Handbook of Style. Merriam-Webster's School Dictionary is an excellent resource for students preparing for college-level reading or studying for the SAT or other standardized tests.