owldict is a command line dictionary that uses owlbot to find definitions and examples of words.
If you have cargo on your system you can install owldict from crates.io like this
$ cargo install owldict
You can install owldict from source if you have Rust installed on your system:
$ git clone https://github.com/SpyrosRoum/owldict.git
$ cd owldict
$ cargo build --release
You need to get a token from owlbot for owldict to work correctly.
Get your owlbot token from https://owlbot.info.
Then you will need to set an the OWLDICT_TOKEN
environment variable.
On linux it's as simple as running export OWLDICT_TOKEN={Your token}