Adjective

• S: (adj) functional (designed for or capable of a particular function or use) "a style of writing in which every word is functional"; "functional architecture"
• S: (adj) functional (involving or affecting function rather than physiology) "functional deafness"
• S: (adj) functional (relating to or based on function especially as opposed to structure) "the problem now is not a constitutional one; it is a functional one"; "delegates elected on a functional rather than a geographical basis"
• pertainym
• S: (adj) functional, usable, useable, operable, operational (fit or ready for use or service) "the toaster was still functional even after being dropped"; "the lawnmower is a bit rusty but still usable"; "an operational aircraft"; "the dishwasher is now in working order"
• S: (adj) functional (designed for or adapted to a function or use) "functional education selects knowledge that is concrete and usable rather than abstract and theoretical"; "functional architecture"
• S: (adj) running, operative, functional, working ((of e.g. a machine) performing or capable of performing) "in running (or working) order"; "a functional set of brakes"