A dictionary based on the Webster 10th Collegiate edition, 1993, with updates added annually. More than 160,000 entries. Each word is accompanied by definition, pronunciation, usage, grammatical function, and a brief etymology. Includes a thesaurus. Misspellings return suggested spellings. The dictionary's search system supports internal wildcards and right hand truncation searching. Includes an extensive pronunciation guide and sound files for the pronunciation of many terms.