xFarDic

xFarDic is a comprehensive multilingual dictionary developed using GTK2, wxWidgets, libxml2, under GNU/Linux and relesed under GNU/GPL. It can be installed and used in different RPM and Debian based distros.

Free Open Source Linux

purple

Dictionary from the Elementary project.

Free Open Source Linux

Babiloo

Babiloo is a free open source software developed to read offline dictionaries. * Runs on most of the platforms, Windows, Linux, MacOS, Nokia S60 (>1.9). * Supports dictionaries in SDictionary, and StarDict formats.

Free Open Source Mac OS X Windows Linux

Visuwords

The fun and free way to look up definitions. THE graphical dictionary and visual thesaurus. We love words.

Free Web

Ultralingua

At Ultralingua, we make software for people who love languages. We focus on high quality consumer applications for mobile devices, and offer our linguistic APIs to partners in a variety of fields.

Freemium Mac OS X Windows Android iPhone Android Tablet iPad Web

Define

Define is the fastest and most lightweight dictionary application you have ever seen on iOS! Define relies only on the internal dictionary Apple hides inside your iOS device. No need to be constantly reliant on an internet connection.

Free Open Source iPhone iPad

Onelook.com

Think of this web site as a search engine for words and phrases: If you have a word for which you'd like a definition or translation, we'll quickly shuttle you...

Free Web

Cambridge Dictionaries Online

Cambridge University Press has been publishing dictionaries for learners of English since 1995. Cambridge Dictionaries Online has been offering these dictionaries...

Free Web

Longman English Dictionary Online

The Longman Dictionary of Contemporary English Online is an online version of the CD-ROM of the Longman Dictionary of Contemporary English, Updated Edition.

Free Web

Littré

The famous French Dictionary by Emile LITTRE (1801-1881) on your iPhone. Many thanks to François Gannaz for the XMLittré file on which this application is...

Free iPhone

Thesaurus.com

Thesaurus.com is the world’s largest and most trusted free online thesaurus brought to you by Dictionary.com. For over 20 years, Thesaurus.com has been helping millions...

Free Chrome OS Web Google Drive - Docs

OpenDict

It supports popular computer dictionary formats including Slowo and Mova. It also acts as a client for DICT servers. OpenDict has plugin subsystem which lets create...

Free Open Source Windows Linux Xfce

SkyDic

Features: 1. Fully compatible with .mdx & .mdd format of MDict 2. Ability to add multi dictionary data and switch between them 3. Offline pronunciation &...

Freemium Windows Phone

Treegle Dictionary

An online dictionary for learning the meaning of a word along with the meaning of the words within its definition.

Free Android iPhone Web

Collins English Dictionary

The official Collins English Dictionary online. Comprehensive and authoritative, rely on Collins for up-to-date English with insights into language trends and usage.

Free Web

Macmillian Dictionary and Thesaurus

The Free Online English Dictionary from Macmillan Publishers.

Free Web

Chambers Dictionary

The single-volume international English dictionary with the widest coverage of all the riches of the English language. Clear, accurate and occasionally witty...

Commercial

NextDict Dictionary

NextDict is a multi-language dictionary and a collection of the most complete English references for English and foreign language learners. The app can be used...

Free Android iPhone

Ninjawords

Ninjas are three things: Theyre smart, theyre quick, theyre deadly accurate—Ninjawords is a dictionary for the iPhone built on these principles. We made it because we...

Commercial iPhone