noun (n)

• a device or control that is very useful for a particular job(noun.artifact)

  Synonym:
  contraption, contrivance, convenience, gadget, gismo, gizmo, widget
  

  source: wordnet30
• durable goods for home or office use(noun.artifact)

  source: wordnet30
• The act of applying; application; [Obs.] subservience.(noun)

  source: webster1913