Did you properly install your NodeJS and installed the Cordova CLI using:
[crayon-63de9ed6c2d8a821524300/]
If you restart your Terminal and try the CLI simply by typing
[crayon-63de9ed6c2d93176029747/]
and all you get is a lousy
[crayon-63de9ed6c2d95210144391/]
This issue is probably caused by the PATHS not being configured right by the NodeJS install.
Just dive into your /etc/paths file and add the following directories:
[crayon-63de9ed6c2d96887327203/]
Once youv’e saved the file and restarted your Terminal go ahead and check how the Cordova CLI smiles at you 🙂