Merriam

Get America’s most useful and respected dictionary, optimized for your iPhone, iPad, and Apple Watch. Continuously updated with the newest words and meanings, this is the premier iOS app for English language reference, education, and vocabulary building.
And now we’ve added new word games! It’s never been more fun to learn new words and test your vocabulary for everyone from English learners to total word nerds. Hundreds of words to test your skills.
Offline access: You’ll have complete access to definitions and synonyms whether or not you’re connected. You will need a connection to view illustrations, hear audio pronunciations, and use voice search.
Selected as a "Best New App" by iTunes.
Features:
* Universal app
* No ads
* Integrated Thesaurus: more than 200,000 word choices with examples of their use
* New Vocabulary-Building Quizzes: fun, fast quizzes to learn new words or test your vocabulary
* Voice Search: look up a word without having to spell it
* Word of the Day: learn a new word every day
* Example Sentences: understand how a word is used in context
* Audio Pronunciations: voiced by real English speakers, not text-to-speech robots
* Favorite Words and Search History: keep track of the words that are most important to you
* Favorite Word Syncing Through iCloud: share your favorites between devices
* Premium Content: over 1000 graphical illustrations, and over 15,000 additional entries covering people and places
* For Tablets: browse the entire dictionary with a scrolling index
* Apple Watch Extension: see the Word of the Day and find watch-sized definitions with voice search
Please click the link to the Application License Agreement, below, which includes our App Privacy Policy.