Dictionaries and Language Packs

• British English Dictionary  - Add-on consisting of David Bartlett's British English Dictionary R1.19 for Firefox and other Mozilla products including Thunderbird and SeaMonkey.
• Chinese Pera-kun  - Popup Chinese translator with pinyin pronunciation and works with simplified or traditional characters.
• Dictionary Search  - Provides a "select and right click" way for defining web words using online tools such as Thefreedictionary.com.
• Dictionary Tooltip  - Firefox add-on that conveniently displays word meanings as a small tooltip upon double-clicking on a word or by pressing the designated keyboard shortcut.
• ImTranslator  - Real-time translation for various languages including Albanian, Arabic, Bulgarian, Catalan, Italian, Japanese, Korean, Latvian, Lithuanian, Maltese, Norwegian, Turkish, and Vietnamese.
• Kanjilish  - Helps users in practicing kanji while reading English or other languages. Facilitates the learning of the meaning of kanji by replacing the first letter of a word or an entire word with a kanji of similar meaning.
• Lipikaar  - Indic language typing tool for Firefox and the web. Supports Sanskrit, Hindi, Arabic, Marathi, Konkani, Sindhi, Kashmiri, Nepali, Tamil, Urdu, Malayalam, Punjabi, Telugu, Bengali, and more.
• United States English Dictionary  - Offers a subset of original English wordlist created for Pspell and Aspell.
• WikiLook  - Open source tool that defines words without the need to open new tabs or windows.