Open Dictionary of English

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Open Dictionary of English (ODE)
Logo Open Dictionary of English.png
Type of site
Available in English and word translations in 37 languages
Area served World
Founder(s) Rosevita Warda
Revenue LearnThatWord premium memberships, sponsorship, donations, grants
Slogan(s) Your Life: Powered by Words.
Alexa rank 191,944 worldwide, 73,441 in the U.S. [1]
Registration Optional
Launched Beta launch, May 2012

The Open Dictionary of English (ODE, after the OED) is a multimedia learners' dictionary, published by 501(c)3 nonprofit organization LearnThat Foundation. It is fully integrated with LearnThatWord, the vocabulary and spelling tutoring program by LearnThat Foundation, and can also be used as a standalone dictionary.

The Open Dictionary of English cherishes English as a global language. Its goal is to connect learners with words illustrating their usage and nuances in a lively multimedia format.


The ODE contains around 180,000 words. Word data is assorted from a range of online sources. The Open Dictionary of English is a collaborative project, based on Open Source materials, LearnThat's own resources, and partner APIs. It contains data from WordNet/Princeton University and Wiktionary, Google,,,,,,,, and


The Open Dictionary of English offers:

• Videos and video snippets showing word usage • Images • Pronunciations from around the world • Interactive thesaurus • Hundreds of usage examples for each word • Idioms and limericks • Definitions from multiple sources • Translations in 37 languages • Synonyms, antonyms • Words that rhyme • Origin and root word information • Verb conjugations • Tutoring comments and trivia • Integrated LearnThatWord tutoring

Users can add, edit and flag resources, and a team of human editors reviews changes before including them in the resource.

The dictionary is currently in Public Beta.


  1. ^ Site Information from Alexa Alexa Internet. Accessed February 23, 2013.

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