Add-ons
To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!
CloseWelcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.
CloseBritish-English Dictionary (GB) Version History
29 versions
Be careful with old versions!
These versions are displayed for reference and testing purposes. You should always use the latest version of an add-on.
Version 4.9
Version 4.9 (2024-12-24)
-- Additions to base word list: 929
-- Deletions from base word list: 66
-- Added new words from Oxford Advanced Learner's Dictionary (September 2024)
-- This update includes the addition of several missing possessives
-- Additions to base word list: 929
-- Deletions from base word list: 66
-- Added new words from Oxford Advanced Learner's Dictionary (September 2024)
-- This update includes the addition of several missing possessives
- Source code released under GNU General Public License, version 3.0
Version 4.8
Version 4.8 (2024-08-18)
-- Additions to base word list: 657
-- Deletions from base word list: 149
-- This update includes the addition of several missing possessives
-- Additions to base word list: 657
-- Deletions from base word list: 149
-- This update includes the addition of several missing possessives
- Source code released under GNU General Public License, version 3.0
Version 4.7
Version 4.7 (2024-06-26)
-- Additions to base word list: 849
-- Deletions from base word list: 140
-- Additions to base word list: 849
-- Deletions from base word list: 140
- Source code released under GNU General Public License, version 3.0
Version 4.6
Version 4.6 (2024-05-19)
-- Additions to base word list: 910
-- Deletions from base word list: 46
-- This update includes the addition of several missing possessives
-- Additions to base word list: 910
-- Deletions from base word list: 46
-- This update includes the addition of several missing possessives
- Source code released under GNU General Public License, version 3.0
Version 4.5
Version 4.5 (2024-04-30)
-- Additions to base word list: 2,179
-- Deletions from base word list: 92
-- Added new words from Oxford Advanced Learner's Dictionary (March 2024)
-- Added several missing possessives
-- Additions to base word list: 2,179
-- Deletions from base word list: 92
-- Added new words from Oxford Advanced Learner's Dictionary (March 2024)
-- Added several missing possessives
- Source code released under GNU General Public License, version 3.0
Version 4.4
Version 4.4
-- Additions to base word list: 1,207
-- Deletions from base word list: 65
-- Additions to base word list: 1,207
-- Deletions from base word list: 65
- Source code released under GNU General Public License, version 3.0
Version 4.3
Version 4.3
-- Additions to base word list: 1,165
-- Deletions from base word list: 30
-- Additions to base word list: 1,165
-- Deletions from base word list: 30
- Source code released under GNU General Public License, version 3.0
Version 4.2
Version 4.2
- Additions to base word list: 10,847
- Deletions from base word list: 43
- Additions to base word list: 10,847
- Deletions from base word list: 43
- Source code released under GNU General Public License, version 3.0
Version 4.1
Version 4.1
- Additions to base word list: 22,260
- Deletions from base word list: 45
- Added new words from Oxford Advanced Learner's Dictionary (September 2023)
- Additions to base word list: 22,260
- Deletions from base word list: 45
- Added new words from Oxford Advanced Learner's Dictionary (September 2023)
- Source code released under GNU General Public License, version 3.0
Version 4.0
Version 4.0
-- Additions to base word list: 50,541
-- Additions to proper nouns scraped from various news sources
-- Additions include new words and possessives
-- Deletions from base word list: 204
-- Completed review and comparison of Cambridge Advanced Learners Dictionary (3rd Edition)
-- Additions to base word list: 50,541
-- Additions to proper nouns scraped from various news sources
-- Additions include new words and possessives
-- Deletions from base word list: 204
-- Completed review and comparison of Cambridge Advanced Learners Dictionary (3rd Edition)
- Source code released under GNU General Public License, version 3.0
Version 3.1.3
Version 3.1.3
-- Additions to base word list: 2,132
-- Additions include new words, possessives and proper nouns
-- Deletions from base word list: 53
-- NOSUGGEST flags for "gollywog", "goddammit", "goddamnit", "goddamn", "goddam"
-- Additions to base word list: 2,132
-- Additions include new words, possessives and proper nouns
-- Deletions from base word list: 53
-- NOSUGGEST flags for "gollywog", "goddammit", "goddamnit", "goddamn", "goddam"
- Source code released under GNU General Public License, version 3.0
Version 3.1.2
Version 3.1.2
-- Additions to base word list: 1,717
-- Additions of mostly "-ing's"
-- Deletions from base word list: 651
-- Deletions include removal of all UK postcode prefixes
-- Additions to base word list: 1,717
-- Additions of mostly "-ing's"
-- Deletions from base word list: 651
-- Deletions include removal of all UK postcode prefixes
- Source code released under GNU General Public License, version 3.0
Version 3.1.1
Version 3.1.1
-- Additions to base word list: 729
-- Additions include new words, possessives and proper nouns
-- Deletions from base word list: 17
-- Additions to base word list: 729
-- Additions include new words, possessives and proper nouns
-- Deletions from base word list: 17
- Source code released under GNU General Public License, version 3.0
Version 3.1
Version 2023-05-13
-- Version 3.1.0 for British English Dictionary (Darmeth) extension for Firefox / Thunderbird / SeaMonkey
-- Additions to base word list: 1,026
-- Deletions from base word list: 26
-- Added new words from Oxford Advanced Learner's Dictionary (March 2023)
-- Completed review and comparison of Oxford Advanced Learner's Dictionary (8th Edition)
-- Removal of 3 words from NOSUGGEST.
For complete list of changes in this version, see CHANGELOG : https://github.com/cybrkyd/british-english-language-tools/blob/main/CHANGELOG.md
-- Version 3.1.0 for British English Dictionary (Darmeth) extension for Firefox / Thunderbird / SeaMonkey
-- Additions to base word list: 1,026
-- Deletions from base word list: 26
-- Added new words from Oxford Advanced Learner's Dictionary (March 2023)
-- Completed review and comparison of Oxford Advanced Learner's Dictionary (8th Edition)
-- Removal of 3 words from NOSUGGEST.
For complete list of changes in this version, see CHANGELOG : https://github.com/cybrkyd/british-english-language-tools/blob/main/CHANGELOG.md
- Source code released under GNU General Public License, version 3.0
Version 3.0.7
Version 3.0.7 for British English Dictionary (Darmeth) extension for Firefox / Thunderbird / SeaMonkey
-- Additions to base word list: 2,127
-- Additions include new words, possessives and proper nouns
-- Deletions from base word list: 90
-- Additions to base word list: 2,127
-- Additions include new words, possessives and proper nouns
-- Deletions from base word list: 90
- Source code released under GNU General Public License, version 3.0
Version 3.0.6
2023-03-07
-- Version 3.0.6 for British English Dictionary (Darmeth) extension for Firefox / Thunderbird / SeaMonkey
-- Additions to base word list: 4,224
-- Deletions from base word list: 70
-- Version 3.0.6 for British English Dictionary (Darmeth) extension for Firefox / Thunderbird / SeaMonkey
-- Additions to base word list: 4,224
-- Deletions from base word list: 70
- Source code released under GNU General Public License, version 3.0
Version 3.0.5
Version 3.0.5 for British English Dictionary (Darmeth) extension for Firefox / Thunderbird / SeaMonkey
-- Additions to base word list: 2,158
-- Additions include new words, possessives and proper nouns
-- Deletions from base word list: 21
-- Additions to base word list: 2,158
-- Additions include new words, possessives and proper nouns
-- Deletions from base word list: 21
- Source code released under GNU General Public License, version 3.0
Version 3.0.4
Version 2023-02-05
- Version 3.0.4 for British English Dictionary (Darmeth) extension for Firefox / Thunderbird / SeaMonkey
- Additions to base word list: 1,822
- Additions include new words, possessives and proper nouns
- Deletions from base word list: 24
- Version 3.0.4 for British English Dictionary (Darmeth) extension for Firefox / Thunderbird / SeaMonkey
- Additions to base word list: 1,822
- Additions include new words, possessives and proper nouns
- Deletions from base word list: 24
- Source code released under GNU General Public License, version 3.0
Version 3.0.3
2022-12-29
- Version 2022-12-29
- Version 3.0.3 for British English Dictionary (Darmeth) extension for Firefox / Thunderbird / SeaMonkey
- Additions to base word list: 5,066
- Additions include new words, possessives and proper nouns
- Deletions from base word list: 1
- Version 2022-12-29
- Version 3.0.3 for British English Dictionary (Darmeth) extension for Firefox / Thunderbird / SeaMonkey
- Additions to base word list: 5,066
- Additions include new words, possessives and proper nouns
- Deletions from base word list: 1
- Source code released under GNU General Public License, version 3.0
Version 3.0.2
Version 2022-11-16
-- Version 3.0.2 for British English Dictionary (Darmeth) extension for Firefox / Thunderbird / SeaMonkey
-- Additions to base word list: 1,326 (new words, possessive and proper nouns)
-- Deletions from base word list: 52
-- Version 3.0.2 for British English Dictionary (Darmeth) extension for Firefox / Thunderbird / SeaMonkey
-- Additions to base word list: 1,326 (new words, possessive and proper nouns)
-- Deletions from base word list: 52
- Source code released under GNU General Public License, version 3.0
Version 3.0.1
2022-10-09
* Version 3.0.1
* Additions to base word list: 5,754
* Deletions from base word list: 50
* Version 3.0.1
* Additions to base word list: 5,754
* Deletions from base word list: 50
- Source code released under GNU General Public License, version 3.0
Version 3.0
2022-10-02
* Version 3.0
* Added rule to affix file: "IGNORE 1234567890" (ignore words containing numbers)
* Removed all UK postcodes from base word list (new ignore rule prevents flagging)
* Removed most words containing numbers from base word list (new ignore rule prevents flagging)
* Additions to possessive nouns
* Various additions and removals
* A-Z ordering of en_GB.dic
* Version 3.0
* Added rule to affix file: "IGNORE 1234567890" (ignore words containing numbers)
* Removed all UK postcodes from base word list (new ignore rule prevents flagging)
* Removed most words containing numbers from base word list (new ignore rule prevents flagging)
* Additions to possessive nouns
* Various additions and removals
* A-Z ordering of en_GB.dic
- Source code released under GNU General Public License, version 3.0
Version 2.0
Version 2022-09-17
--Version 2.0 for British English Dictionary (Darmeth) extension for
Firefox / Thunderbird / SeaMonkey
--Added support for NOSUGGEST with Merge pull request #2 from whawker/main
--Retirement of ordinal numbers compound rule from affix file
--Additions and removals
--Additions to possessive nouns
--Version 2.0 for British English Dictionary (Darmeth) extension for
Firefox / Thunderbird / SeaMonkey
--Added support for NOSUGGEST with Merge pull request #2 from whawker/main
--Retirement of ordinal numbers compound rule from affix file
--Additions and removals
--Additions to possessive nouns
- Source code released under GNU General Public License, version 3.0
Version 1.1.4
Version 2022-09-06
-- Additions and removals
-- Additions and removals
- Source code released under GNU General Public License, version 3.0
Version 1.1.3
* Additions and removals
* Additions to possessive nouns
* Additions to possessive nouns
- Source code released under GNU General Public License, version 3.0
Version 1.1.2
2022-06-16
* Version 1.1.2
* Additions and removals
* Additions to possessive nouns
* Version 1.1.2
* Additions and removals
* Additions to possessive nouns
- Source code released under GNU General Public License, version 3.0
Version 1.1.1
Version 1.1.1
--Additions and removals
--For full list of changes, see https://github.com/darmeth/british-english-language-tools/blob/main/CHANGELOG.md
--Additions and removals
--For full list of changes, see https://github.com/darmeth/british-english-language-tools/blob/main/CHANGELOG.md
- Source code released under GNU General Public License, version 3.0
Version 1.1
Version 1.1
* Additions and removals
* Removal of some uncommon -er and -ers words
* Updates to LICENCE files to include broader descriptions
* Updates to README files
* Added COPYING files
* Compression of icon.png
See complete release notes on GitHub
* Additions and removals
* Removal of some uncommon -er and -ers words
* Updates to LICENCE files to include broader descriptions
* Updates to README files
* Added COPYING files
* Compression of icon.png
See complete release notes on GitHub
- Source code released under GNU General Public License, version 3.0
To create your own collections, you must have a Mozilla Add-ons account.
