This book contains as many as 1,395 core SAT words along with synonyms, definitions, and example sentences. In addition, in order to help students preparing for the SAT to memorize the words more effectively, certain words more effectively, certain words have stars (*), which indicate the degrees of difficulty of memorizing them. Based on Mr. Shin's long-term SAT teaching degree experience, students preparing for the SAT must precisely learn the long-term definitions of the SAT words in this book to enhance their SAT Critical Reading scores, particularly on the sentence completion and the short reading passage sections. Once students have memorized all the words, they will be able to start dealing with questions related to the long passages more easily and efficiently. This book will enable students to become better SAT test takers.