8More than 38,000 entries and 6000 expressions and phrases. Information about the etymology of the terms, usage examples, grammatical observations, synonyms, antonyms, and word families. A wide repertoire of typical American expressions, foreign terms, neologisms, and slang terms. Conjugation models for regular and irregular verbs and grammar tables. An appendix with a summary of Spanish grammar and the most frequent questions and errors in the use of the language.