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Add extra features and styles to make Thunderbird your own.Close
About this Add-on
If you can't see the "Abc" icon , please click View --> Toolbars --> Bookmarks Toolbars
Select a single word using your mouse and find its meaning in English!
Can't understand the meaning of a word? Just select it using your mouse and click the "Abc" icon at the top-right side of the browser.
Important: 1. select only a single word at a time. 2. Don't use it more than a single time per a minute.