The Concise Oxford American Dictionary includes more than 180,000 entries and definitions, complete with pronunciations, parts of speech, syllabification, inflected forms, and derivatives. All Oxford American dictionaries have an easy-to-use respelling system to show how entries are pronounced. It uses simple, familiar markings to represent common American English sounds.

The Concise Oxford American Thesaurus includes more than 12,000 main entries and over 350,000 synonyms, with example sentences and phrases for almost every sense. You'll find Synonym Studies that show the subtle differences in meaning among a group of easily confused words.

Also includes advanced search and language tools that have become the staple of quality mobile language apps from MobiSystems with content from Oxford University Press.
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.