Scenario Analysis:

A report showing the amount of activity at each step of a defined scenario, plus conversion rates for each transition from step to step as well as for the whole process. Examples of scenarios are check-out, registration, or application sequences.

Very much like conversion funnel, you should check all the processes on your website [...]

Conversion Funnel:

The series of steps that move a visitor towards a specified conversion event, such as an order or registration sign up. Funnels vary for every site, but best practice is to limit the depth a user must engage to convert.

A more common term for this is the ordering process. Here at PsPrint [...]