Enable Google Dictionary

To use the Google Dictionary, you need to enable it first in Options.
To access Options in ImTranslator for Chrome, click the link "Options" on the Google Translate application or the Pop-up Bubble application.

When in Options, click on the corresponding application tab to enable Dictionary for this application.

To enable Dictionary in ImTranslator: Google Translate, check the "Enable dictionary" checkbox in ImTranslator tab.

To enable Dictionary in the Pop-up Bubble translator, check the "Enable dictionary" checkbox in Pop-up Bubble Tab.

If you want to disable Google Dictionary,  just uncheck the "Enable dictionary" checkbox in the corresponding applications.