Dictionray.com API

API Overview

RESTful API enables developers to leverage Dictionary.com's comprehensive content to enhance word games, create learning language applications and power other word-related apps for online, mobile, eReaders and other connected environments. Our API empowers the developer community to deliver more exciting content and experiences to their users with the following content:

  • Words (1 million+ words including derivatives and inflections)
  • Definitions
  • Phonetic pronunciation
  • Audio pronunciation
  • Synonyms
  • Antonyms
  • Word of the day
  • Slang dictionary
  • Etymology (word origin)
  • Example sentences

We are selective about our API partners and approve use as well as develop terms on a case-by-case basis. If you are interested in using our API, please contact us directly at api@dictionary.com.

The Numbers

  • 50 million unique monthly users worldwide
  • 60 million mobile Dictionary.com downloads
  • 3.6 billion words searched annually
  • 2.2 million daily Word of the Day followers
  • 360 thousand Facebook and Twitter followers
  • 1.2 million searches for the word love in 2011

The Company

  • Dictionary.com was launched in 1995, under the name of Lexico Publishing, LLC and was acquired by IAC in 2008. Today, it is the most-visited, most trusted, online dictionary.
  • Located in Oakland, CA
  • A part of the IAC Corporation
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