Big Huge Thesaurus API: Access 145,000 Words and Phrases

Added By Infochimps

This site sports a very simple API for retrieving the synonyms for any word and also an actual Big Huge Thesaurus.


  • You may use the service for any legal and non-slimy purpose* so long as you link to this site in your website or application credits as follows: Thesaurus service provided by
  • THE SERVICE IS PROVIDED “AS IS” WITHOUT WARRANTY OF ANY KIND, either expressed or implied, including, but not limited to, the implied warranties of merchantability and fitness for a particular purpose. The entire risk as to the quality and performance of the service is with you. Should the service prove defective, you assume the cost of all necessary servicing, repair or correction.
  • Old versions of the service will probably remain available indefinitely even after new versions are released. It’s possible old versions will be retired if there is a good reason to do so. I don’t know what will happen if I decide to expire an old API version (it’s never happened yet). It’s likely it would start returning responses with a message to upgrade.