Please set the OXFORD_APP_ID and OXFORD_APP_KEY environment variables to valid (free) Oxford dictionary API keys

[Landsil]

When trying to use !define this reply comes

Please set the OXFORD_APP_ID and OXFORD_APP_KEY environment variables to valid (free) Oxford dictionary API keys: https://developer.oxforddictionaries.com/

[StewPoll]

You need to use your own API Keys for this.

The API Keys are then defined using the following Environment Variables.

1. OXFORD_APP_ID
2. OXFORD_APP_KEY