functional
functional - adjective
- designed for or capable of a particular function or use
- involving or affecting function rather than physiology
- relating to or based on function especially as opposed to structure
- fit or ready for use or service
- designed for or adapted to a function or use
- (of e.g. a machine) performing or capable of performing
functional - thesaurus
operable
operational
operative
running
usable
useable
working