GNU Collaborative International Dictionary of English

The GNU Collaborative International Dictionary of English, or GCIDE for short, is a free dictionary derived from

Webster's Revised Unabridged Dictionary
Version published 1913
by the C. & G. Merriam Co.
Springfield, Mass.
Under the direction of
Noah Porter, D.D., LL.D.

and supplemented with some new definitions, in particular from WordNet.

The dictionary is created by Patrick J. Cassidy, and proof-read and supplemented by volunteers from around the world.

There are various ways of using this dictionary. First of all you can consult it on-line from this site. Some other sites, such as dicoweb, provide a similar facility.

You can also use the dictionary offline. To do so, download and unpack its copy and use the gcider utility.

The complete text of the dictionary corpus along with accompanying ancillary files is available for download from GNU ftp site or any of its mirrors around the world.

For development sources, issue trackers, and other information, please see the GCIDE project page.

GCIDE is maintained by Patrick J. Cassidy and Sergey Poznyakoff. If you have any suggestions, feel free to contact us.