This extension searches for selected text on English Wiktionary via right-click and shows the result on a new 'passive' tab
This extension adds a new item to the text selection context menu of your Google Chrome. When clicked; a new "passive" tab will be opened on your current Chrome window with Wiktionary search result of the selected text.
Just select a text and right click on it. You will see "Search Wiktionary for <..>" on the context menu. The item is "enriched" with a nice icon for your context menu :)