<specification> What a system should be able to do, the functions it should perform.
This term is used at both the user requirements analysis and software requirements specifications phases in the software life-cycle.
An example of a non-functional requirement is an initialisation sequence incorporated into the software that is specific to a given customer.
(2001-05-22)
Try this search on Wikipedia, OneLook, Google
Nearby terms: functional program « functional programming « functional programming language « functional requirements » functional specification » functional testing » functional unit