What's the difference between a “script” and an “application”?

Question

I\'m referring to distinctions such as in this answer:

...bash isn\'t for writing applications it\'s for, well, scripting. So sure, your application m

Answer 1

An application is big and will be used over and over by people and maybe sold to a customer.

A script starts out small, stays small if you're lucky, is rarely sold to a customer, and might either be run automatically or fall into disuse.