Preparing for GRE and TOEFL? Or maybe you just are a vocabulary NERD? Then, here is a wonderful tool at your disposal.
On Mac, you can install this Dictionary plugin for your native OSX dictionary: https://github.com/pooriaazimi/BetterDictionary
Using this plugin, you can bookmark words in your dictionary.app, which our ww app will then retrieve.
Install it using the following command:
sudo -H pip install https://github.com/shraddha-hna/wonder-word/zipball/master
Then, fire up the following command and see the "wonder":
ww
Currently, it's not available in python PIP. I will soon upload it there too.