What's New

Collegiate HD no longer supported. Please download Merriam-Webster Dictionary Universal.

App Description

The HD version of the Merriam-Webster App is no longer being supported. Please download the Universal version available for all your iOS devices.

Get America’s most useful and respected dictionary, optimized for your iPhone, iPad, and Apple Watch. This is the best 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 whether or not you’re connected.


* 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.
* Integrated Thesaurus: synonyms & antonyms are included with the dictionary
* Example Sentences: understand how a word is used in context
* Quick Definitions: perfect for on-the-go lookups
* 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
* For iPad: Scrolling Index - lets you browse the entire dictionary

Fully featured and absolutely free, this app is supported by ads. Upgrade to the premium version to remove ads.

iPad Screenshots

(click to enlarge)

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App Changes

  • June 09, 2014 Initial release
  • September 21, 2014 New version 3.1
  • October 16, 2014 New version 3.1.2
  • July 17, 2015 New version 3.3.1
  • September 16, 2015 New version 3.3.2
  • September 30, 2015 New version 3.3.3
  • October 26, 2015 New version 3.3.4
  • March 24, 2016 New version 3.4.2
  • June 23, 2016 New version 3.4.3
  • July 20, 2016 New version 3.5
  • November 06, 2016 New version 3.6
  • November 11, 2016 New version 3.6.1
  • December 21, 2016 New version 3.6.2

Other Apps From Merriam-Webster, Inc.

Merriam-Webster Dictionary Merriam-Webster Dictionary & Thesaurus Merriam-Webster Dictionary & Thesaurus HD Quizzitive – A Merriam-Webster Word Game SCRABBLE Dictionary Learner's Dictionary - English Learner's Dictionary - English HD