functional

Adjective

• (of e.g. a machine) performing or capable of performing
  • in running (or working) order
    
  • a functional set of brakes
    

• 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
    

• 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
    

• relating to or based on function especially as opposed to structure; it is a functional one"
  • the problem now is not a constitutional one
    
  • delegates elected on a functional rather than a geographical basis
    

• involving or affecting function rather than physiology
  • functional deafness
    

• designed for or capable of a particular function or use
  • a style of writing in which every word is functional
    
  • functional architecture
    

Related words

• Synonyms: 
  running(a) , operative , working(a) , usable , useable , operable , operational
• Antonyms: 
  organic , nonfunctional