Webster's Thesaurus

The thesaurus that works hardest for you, Webster’s New World Roget’s Thesaurus opens up the world of words and leads you to more precise and more effective communication. Thousands of synonym entries include the broadest and most useful word comparisons and the greatest number of examples of any thesaurus, with more grammatical and usage information and a greater variety of related terms. Entries are arranged in alphabetical order, so synonyms are easy to find.

A SEARCH TOOL

featuring search autocomplete to help you find words quickly by displaying predictions similar to the terms you're typing. You also get enhanced search extras including:

 • A quick search of words while you type.
 • A 'fuzzy filter' for when you are not sure of the correct spelling of a word.
 • A 'keyword' search for finding key words within compound words.
 • A wild card search function ('*' or '?') which can replace a letter or entire parts of a word.
 • Download dictionary definitions locally for offline word lookup.

A LEARNING TOOL

including a number of features that help you further enhance your vocabulary:

 • A 'Favorites' feature to create custom folders with lists of words from the extensive library, including cross-curriculum words.
 • History list to help you easily review looked-up words.
 • Discover more using the included special language notes.
 • See words in context with example sentences.
 • 'Word-of-the-day' feature with dedicated homescreen widget.