1. By virtue of a contract
   "they were contractually responsible"

See also: contractual

• machine language
• machine operation
• machine pistol
• machine politician
• machine readable
• machine readable dictionary
• machine rifle
• machine screw
• machine shop
• machine stitch
• machine tool
• machine translation
• machine-accessible
• machine-controlled
• machine-displayable text
• machine-driven
• machine-made
• machine-oriented language
• machine-readable text
• machine-wash
• machinelike
• machinery
• machinist
• machinist's vise
• machismo