Wordnik offers a powerful RESTful API for language data. Get definitions, related words, example sentences, pronunciations, random words, and more. And now you can read and write to your Wordnik word lists via API, too.
wordnik is a simple Python wrapper around the wordnik API.
Some links to help you get started:
* Signup for an API key. The API is free, but it does require a key. Key requests are generally approved within a day or two.
* API method documentation. Lists all available methods and their parameters, with examples of request and response structure.
* The Wordnik API Google Group is an active community of developers utilizing the API, and is actively contributed to by the developers behind the API.
* Follow @WordnikAPI on Twitter for news and the latest updates.