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Abbreviations

Search the Web's Largest Acronyms and Abbreviations Resource

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10 weekly downloads

Albanian Dictionary

Albanian Dictionary for the spellcheck function in Mozilla products.

Rated 5 out of 5 stars (14)
108 users

Andinia.com Dictionary - Diccionario

Allows searches using Andinia Dictionary (specializing in outdoor activities, expeditions and exploration, survival and first aid, sports and exercise, ecology and environment, travel and adventure) through the navigation bar of Firefox.

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0 weekly downloads

Arabic spell-checking dictionary

Arabic spell-checking dictionary for Firefox 3 and Thunderbird 3 from Ayaspell.

Rated 4 out of 5 stars (43)
642 users

Armenian spell checker dictionary

Armenian spell checker dictionary

Rated 4 out of 5 stars (7)
88 users

Ayar-EN-MM Search Dictionary

Ayar Myanmar Unicode Dictionary - English <> Burmese Dictionary. Fully supported by Ayar Myanmar Unicode Group. Online Dictionary at http://www.ayar.co .

Rated 5 out of 5 stars (2)
1 weekly download

AzerDict

AzerDict - English-Azerbaijani Bilingual Dictionary

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1 weekly download

Azerbaijani Spellchecker

Azerbaijani SpellChecker for Mozilla Firefox. Developed with love by Mozilla Azerbaijan.

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4 users

Belarusian spellchecking dictionary (Taraškievica orthography) Requires Restart

Belarusian spellchecking dictionary (Taraškievica orthography)
Беларускі слоўнік праверкі артаграфіі (клясычны правапіс)

Rated 2 out of 5 stars (2)
0 users

Bolor Dictionary

Search from bolor-toli.com dictionary

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1 weekly download

Books

Find a book an e-book, audiobook, book store, bestseller, magazine or a novel.
www.sequere.net/books/

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0 weekly downloads

Brazilian Portuguese Dictionary (Former Spelling)

The same spellchecker shipped with the Brazilian version of Firefox, just using the former spelling (which is valid until January 1st 2016).

Rated 4 out of 5 stars (6)
774 users

Brazilian Portuguese Dictionary (New Spelling)

The same spellchecker shipped with the Brazilian version of Firefox.

Rated 4 out of 5 stars (46)
8,154 users

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)
2,444 users

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.

Rated 5 out of 5 stars (83)
171,393 users

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.

Rated 5 out of 5 stars (1)
22,361 users

Bulgarian Dictionary

Bulgarian spellchecking...

Rated 5 out of 5 stars (30)
4,737 users

Burmese Dictionary Requires Restart

Burmese (my-MM) Dictionary

Not yet rated
1 user

RAE dictionary lookup, unofficial version

Real Academia Española dictionary lookup.

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2 weekly downloads

CNRTL

Search for a French word definition on the CNRTL dictionary.
Rechercher des mots dans le dictionnaire lexical du portail CNRTL.

Rated 5 out of 5 stars (7)
14 weekly downloads