Dictionary iOS
Dictionary icon


by Farlex, Inc.

$15.90 > $3.99

Get the world's most comprehensive ad-free dictionary and thesaurus with extensive offline dictionary content and synonyms. Dictionary Pro is the premium version of The Free Dictionary app, featuring:

* No ads.
* A comprehensive English offline dictionary and offline thesaurus.
* Offline dictionaries in 13 other languages.
* Offline translations of English into more than 40 languages.
* Dozens of other offline translation options.

Rated #1 app in the App Store in the paid reference category in 93 countries 2011–2016 (Source: http://www.appannie.com/apps/ios/app/492085918/app-ranking/#device=iphone&type=best-ranks)

Plus TheFreeDictionary's classic app content:

* Find every word you search for. Get results from trusted sources:
Webster's Dictionary
Roget's Thesaurus
The American Heritage Dictionary

+ More than 100 dictionaries and encyclopedias from these top publishers:
Houghton Mifflin
Random House
Cambridge University Press
Columbia University Press
+ More!

* Learn the word. Clear definitions, example sentences, etymologies, illustrations, and more.

* Learn how to say it. Play audio pronunciations and hear it pronounced.

* Learn something new. Word of the Day and other fresh daily content.

* Find the perfect synonym fast. East-to-use Thesaurus with synonyms, antonyms, and related words.

* Explore topics in-depth. Multiple specialty dictionaries and encyclopedias:
Acronyms and Abbreviations
+ More!

* Watch idioms in action. View idioms videos inside the app and see idioms and slang explained.

* Play word games. Spelling Bee, Hangman, and more.

* Access dictionaries in 13 other languages, including:
+ More!

What makes Dictionary Pro the most user-friendly dictionary app?

* Instantly look up words in apps or webpages! Just highlight the word you want to look up, tap "Share," then tap "More" in the bottom menu and turn on the "Define" option. You will then see a "Define" icon in the menu. Tap it to see the definition of the highlighted word!
* Voice search. Just say the word to look it up.
* Advanced Search options.
* Look up the definition of any word on the page. Just highlight and tap "Definition."
* Save thousands of bookmarks and sync them to all your devices.
* Customize your homepage: Move, add, or remove articles, games, even local weather.
* Jump to Definition, Thesaurus, or Translations with one button.
* Navigate the app in more than a dozen languages with the multilingual interface.
* Adjust font size.
* Share your favorite definitions and articles via social networks, email, or text.

* Earn meals for hungry children through The Free Dictionary's partnership with the World Food Program—just by using the app!

Not convinced?

Read our reviews to see why our users say this is the best dictionary app they've ever used.

How do we do it?

Farlex is a leader in dictionary apps. We work with the best publishers to bring together trusted content in the most comprehensive, authoritative dictionary apps on the market. Find our other apps by searching "Dictionary by Farlex" in the App Store.

* For app developers: The Free Dictionary app can be accessed by other apps with API calls (Contact Farlex for instructions).

Dictionary App Details & Overview

Dictionary is an application developed by Farlex, Inc. and released on iOS. The app is compatible with iOS 9.0 or later on the following devices: iPhone 7, iPhone 6, iPad 3, iPad Mini and iPod Touch 5G or newer.

Download the Dictionary app and use on your iPhone or iPad. Click here to download the app for Android or Windows devices.

Developer site: Support

What's new in version 6.1.1

Version 6.1.1 * Fixed audio pronunciation bug. * Fixed notifications bug. * If you like Dictionary Pro, please rate it 5 stars in the App Store! We read every single review we receive, but unfortunately the App Store does not give us the ability to respond. If you have any problems or questions, please use the "Feedback" option in the settings menu to email support[at]tfd[dot]com. You'll be amazed how quickly we reply!

Rank in top paid apps

Ranking - Apps (iPhone) - United States
  • Dictionary is a top rated app with 5 stars.
  • The app is currently $3.99, instead of its regular price of $15.90.

App Updates (View More)

  • Release v3.5.1 Apr 30, 2012
  • Release v3.1.1 Apr 30, 2012

App Data

Current Version: 6.1.1
File Size: 13Mb
Publisher: Farlex, Inc.
Content Rating: 4+
Users Rating: 5.00 (326 reviews)
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Dictionary Reviews


Rated 5 out of 5
By mongatong on August 14, 2017
Very good.

Simply awesome app!!!!

Rated 5 out of 5
By Nam&Noah on August 13, 2017
This app really helps improve my vocabulary.

Best in its class

Rated 5 out of 5
By Madelaine P. on August 12, 2017
I use it every day and don't need to use any other dictionary.


Rated 5 out of 5
By doutdesholyspirit on August 10, 2017
Esta aplicación me presta una ayuda valiosa

Two Thumbs Way Up

Rated 5 out of 5
By ybdv8ed on August 7, 2017

Good app!!!

Rated 5 out of 5
By Aknijnik on August 2, 2017
This app was very good when I started using it. It became better now, with synonyms, antonyms and examples of...

Favorite dictionary, etc, but...

Rated 4 out of 5
By Objectivist I on July 30, 2017
Every time I change phones or buy a tablet or get a new PC, I have to spend another 3.99 for...

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