“WordNet® is a large lexical database of English, developed under the direction of George A. Miller. Nouns, verbs, adjectives and adverbs are grouped into sets of cognitive synonyms (synsets), each expressing a distinct concept. Synsets are interlinked by means of conceptual-semantic and lexical …
This file consists of the 1,000 most frequently used English words from a wide variety of common texts listed in decreasing order of frequency
This file consists of the 1,000 most frequently used English words as used on the Internet computer network in 1992.
This file consists of the 1,000 most frequently used English words from a wide variety of common texts listed in decreasing order of frequency
Apertium Breton—French dictionary
From the creators:
> The purpose of this project is to create a free, open simple dictionary for students to use. The words in the dictionary will reviewed for quality and appropriateness and ultimately “frozen” for export into a variety of formats, including text, PDF, ebooks, wikis, w …
From [about page](http://www.dict.cc/?s=about%3A):
> dict.cc is not only an online dictionary. It’s an attempt to create a platform where users from all over the world can share their knowledge in the field of translations. Every visitor can suggest new translations and correct or conf …
A set of dictionary related material (definitions, thesauri, jargon files etc) bundled together with an API.
A full list of the data included can be found on [this page](http://www.dict.org/bin/Dict?Form=Dict1&Query=00-database-info&Strategy=&Database=)
APIs in form of standar …
Overview:
> The JMdict (Japanese-Multilingual Dictionary) project has at its aim the compilation of a multilingual lexical database with Japanese as the pivot language. The project began in 1999 as an offshoot of the EDICT Japanese-English Electronic Dictionary project. It involved a m …
Excellent tool for following the same terms of EU-speak from language to language.
“Welcome to the English-language Wiktionary, a collaborative project to produce a free, multilingual dictionary with definitions, etymologies, pronunciations, sample quotations, synonyms, antonyms and translations. Wiktionary is the lexical companion to the open-content encyclopedia Wikipedia.”
Summary from [SourceForge page](http://sourceforge.net/projects/freedict/):
> Free translating dictionaries. The data is kept as XML complying to the TEI DTD. This enables to include features such as phonetics, part of speech and etymology information in a project independent format. …
Official translations of technical terminology.
From the Office of the French Language.
No obvious way to download the source.
Eurfa consists of an English-Welsh and a Welsh-English dictionary. There are currently around 13,000 words. Authored by Kevin Donnelly, it is currently being used in the development of [Apertium-cy] (http://www.cymraeg.org.uk), a Welsh-English translator.
For further information, see [ …
German English dictionary from Frank Richter at [Chemnitz University of Technology](http://www.tu-chemnitz.de/). It has been maintained since 1995 (see the [readme file](http://ftp.tu-chemnitz.de/pub/Local/urz/ding/de-en/Readme)). There are now over 216,000 entries.
Format …
Scans of the first edition of the Oxford English Dictionary along with some software to search those scans. [The post](http://lists.canonical.org/pipermail/kragen-tol/2006-March/000816.html) details work up to volume 6 (as of March 2006) and it is not clear whether any more digitization has been d …
From the website:
> XDXF is a project to unite all existing open dictionaries and provide both users and developers with universal XML-based format, convertible to and from other popular dictionary formats.
There are currently 308 dictionary files in various languages.
I …
This dataset consists of a collection of Infoboxes from Wikipedia on the topic of Australian Dictionary Of Biography.