Defining words

To define a word in a book:

  1. Tap and hold the word.
  2. Tap Define.

You can scroll down to see more information about the word (if available) or to look it up on Wikipedia, Google, Google Translate, or in your system dictionary.

Defining words while offline or in languages other than English

To define words in Libby when you're not connected to the internet, or to define words in languages other than English, you need to install a dictionary on your device.