What is the meaning of command?

noun

• An authoritative direction or instruction to do something.
  • synonyms: bid, bidding, dictation
• A military unit or region under the control of a single officer.
• The power or authority to command.
  • usage: "an admiral in command"
• Availability for use.
  • usage: "the materials at the command of the potters grew"
• A position of highest authority.
  • usage: "the corporation has just undergone a change in command"
• Great skillfulness and knowledge of some subject or activity.
  • usage: "a good command of French"
  • synonyms: control, mastery
• Computer science. ( a line of code written as part of a computer program)
  • synonyms: instruction, statement, program line

verb

• Be in command of.
  • usage: "The general commanded a huge army"
• Make someone do something.
  • synonyms: require
• Demand as one's due.
  • usage: "This speaker commands a high fee"; "The author commands a fair hearing from his readers"
• Look down on.
  • usage: "The villa dominates the town"
  • synonyms: dominate, overlook, overtop
• Exercise authoritative control or power over.
  • usage: "control the budget"; "Command the military forces"
  • synonyms: control