Using the VocaDB Tooltip Extension, you just have to double click on the selected text and a tooltip will automatically show up with the selected word and meaning.
Figure 1. Double Clicked on a word
Seach a word : Double Click or Hightlight the text then right-click choose "vocaDB Dictionary Translation" to get the word and meaning of the chosen word with the selected target language.
"Extract words" from Text
Drag a series of text, sentence, or even paragraph, on your screen. Then press right-click on the chosen words, choose "vocaDB Dictionary Translation", then a tooltip will show up on your screen.
Figure 2. Double Clicked on a word
Figure 3. Double Clicked on a word
Changing Target Language and Level
Click the VocaDB Chrome Extension Icon located at the Upper right corner of your Google Chrome Browser. Once clicked, a Pop up will show as seen on figure.