Part of the American Heritage Dictionaries "100 Words" series of books this title focuses on the kinds of words that a successful middle school graduate can learn from rigorous coursework in a variety of subjects and that nearly every freshman will encounter over the course of the school year.The editors of The American Heritage Dictionaries have developed this new application of 100 words tailored especially to high school freshmen. This second application in The 100 Words series focuses on the kinds of words that a successful middle school graduate can learn from rigorous coursework in a variety of subjects and that nearly every freshman will encounter over the course of the school year.