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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.

V3.3.6 has 140 000+ new words and also fixes.

Rated 5 out of 5 stars (83)
158,828 users

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English (Australian) Dictionary

Australian English Dictionary for Mozilla applications.

Rated 4 out of 5 stars (126)
8,665 users

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British English Dictionary

British English Dictionary R1.19 for Firefox, Thunderbird and SeaMonkey by David Bartlett.

To enable, right-click in a multi-line text box, select "Languages", then "English / United Kingdom".

Rated 3 out of 5 stars (413)
2,150 users

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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.

Rated 4 out of 5 stars (82)
9,025 users

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United States English Spellchecker

This dictionary is no longer maintained. Use this dictionary instead.

Rated 4 out of 5 stars (207)
4,398 users

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Thesaurus - Reference.com

Thesaurus suggestions at your fingertips.

Rated 4 out of 5 stars (24)
175 weekly downloads

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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!"

Rated 5 out of 5 stars (3)
2 users

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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.

Rated 4 out of 5 stars (9)
87 weekly downloads

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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.

Rated 4 out of 5 stars (65)
65 weekly downloads

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Wiktionary (en)

Search Wiktionary.org, the free-content multilingual dictionary quickly and easily - and without wasting time and bandwidth on ads.

Rated 5 out of 5 stars (8)
46 weekly downloads

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English-Russian dictionary

Spelling of English and Russian words

Rated 4 out of 5 stars (22)
813 users

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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

Rated 5 out of 5 stars (12)
28 weekly downloads

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Translate German to English

Translate german to english with google translate service.

Rated 4 out of 5 stars (2)
27 weekly downloads

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Translate Japanese to English

Translate japanese to english with google translate service.

Not yet rated
24 weekly downloads

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爱词霸 词典

免费在线词典 在线翻译

Rated 3 out of 5 stars (6)
22 weekly downloads

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Translate English to Czech

Translate english to czech with google translate service.

Rated 5 out of 5 stars (1)
20 weekly downloads

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Translate Korean to English

Translate korean to english with google translate service.

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19 weekly downloads

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Google PL-EN-PL

Search in English-language-based pages using Polish language

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18 weekly downloads

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Video

Search for Movies, Films and Video.

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18 weekly downloads

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SoundCloud Downloader - Search, Download Music Mp3

Musicd brings you free, unlimited access to all your favorite Bollywood, Indian regional, English, And More Categories Songs* music
WorldWide All Language Music Songs Available
Listen And Download Free – Unlimited, Anywhere, Anytime

Rated 2 out of 5 stars (5)
18 weekly downloads

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