Add-ons
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EHTip
Requires Restart
Word translation in tooltip with English⟷Croatian dictionary already incorporated.
British English Dictionary (Marco Pinto)
A fork of Mark Tyndall's add-on, based on David Bartlett's
British Dictionary R1.19 for Firefox, Thunderbird and SeaMonkey.
V3.3.2 has 140 000+ new words and also fixes.
Google translate to Farsi
Translate using Google translate service for any language to Farsi
1
بوسیله این مترجم می توانید از تمام زبانها به فارسی ترجمه کنید
Canadian English Dictionary
For some reason, Mozilla doesn't have a Canadian localization team, but I know that even the British dictionary doesn't quite cut it for the truly patriotic.
English-Russian dictionary
Wiktionary (en)
Search Wiktionary.org, the free-content multilingual dictionary quickly and easily - and without wasting time and bandwidth on ads.
The Free Dictionary Search
Helps you search for word definitions at TheFreeDictionary.com
always ".com" - Google.com (in English)
Tired of being redirected to a local Google site when you specifically want Google.com?
Use "Google dot com", not "dot something else". Use Google.com, in English, without being redirected to a country-specific Google site when you're not in the US.
English (Australian) Dictionary
LikeThePage - Facebook Like Any Page!
Requires Restart
Easily share web pages you like with your friends and see how many people on Facebook like the page you are on!
dictCheck
Requires Restart
dictCheck - Double click on any english word in a page to get the polish meaning. Uses fast online dictionary.
Simple and easy! Enjoy!
South African English spell checker
Requires Restart
The South African English spell checker allows you to use place names, borrowed words, and other expressions that are unique to South Africa.
"No more eina, just a lekker spell checker!"
Google (Language: EN)
British-English Dictionary (GB)
A strict British-English spell checker dictionary for Firefox, Thunderbird and SeaMonkey. This dictionary only includes words conforming to the preferred standard of British-English spelling.
Thesaurus - Reference.com
United States English Spellchecker
This dictionary is no longer maintained. Use this dictionary instead.
MyDict Online Chinese-English Dictionaries
MyDict All-in-one Online Chinese-English dictionary integrates all the online dictionaries like dict.cn, baidu, dictionary.com in one place. As sometimes you need to compare many online dictionaries to get the precise meaning, now you can use MyDict.
Translate Hebrew to English
Translate hebrew to english with google translate service.
Translate.Ru
Quick and right translation of single words, phrases and even whole sentences for English, German, French, Spanish, Portuguese, Italian and Russian. Look-up in general-purpose and specialized PROMT dictionaries, transcription and pronunciation.
To create your own collections, you must have a Mozilla Add-ons account.
