Free Dictionary
Definitions, phonetics, pronounciations, parts of speech, examples, synonyms.
About Free Dictionary
Free Dictionary API provides word definitions through a REST endpoint that accepts a language code and word, returning JSON data including phonetic spellings, audio pronunciation links, word origin, and definitions organized by part of speech, with example sentences.
The API is free to use, with the provider stating it will remain free. It is intended for developers building applications such as games, learning tools, or speech and text technology that require dictionary lookups.
The service accepts donations to support ongoing development and server costs. Source code is available on Github.
Key features
- Returns phonetic spelling and audio pronunciation links
- Includes word origin/etymology
- Returns meanings grouped by part of speech with definitions, examples, synonyms, and antonyms
Frequently asked questions
Is this API free to use?
Yes, the Dictionary API is free and the site states it always will be.
What language does the API support?
The example endpoint uses the 'en' locale code, indicating English word definitions.
What format does the API return?
It returns JSON data containing word, phonetics, origin, and meanings.
Who is this API for?
It is intended for developers building games, learning applications, or speech and text technology.
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