ATI offers the Merriam-Webster Elementary Dictionary with Audio (Grades 3-5), Merriam-Webster’s Intermediate Dictionary with Audio (Grades 6-8), and Merriam-Webster’s School Dictionary with Audio (Grades 9-11) for use with Galileo technology. The dictionaries are designed to help students master spoken and written English as it is actually used. These groundbreaking dictionaries provide in-depth and up-to-date coverage of basic English vocabulary, grammar, and usage sentences and phrases. The dictionaries include fully updated entries, with thousands of new words and meanings ranging from technical vocabulary of science to everyday language of today's culture.
Additionally, ATI supports the Merriam-Webster’s intermediate thesaurus (Grades 6-8). The thesaurus is designed for students ages 11–14, who want to enlarge their vocabularies and learn more about the English language. Newly added vocabulary in the areas of social media, technology, and entertainment is emphasized. More than 150,000 word choices include synonyms, antonyms, related words, and idiomatic phrases. Entries feature concise statements of shared meaning, and every synonym is illustrated with an example of typical usage.