What is the meaning of adjust?

verb

• Alter or regulate so as to achieve accuracy or conform to a standard.
  • usage: "Adjust the clock, please"; "correct the alignment of the front wheels"
  • synonyms: set, correct
• Place in a line or arrange so as to be parallel or straight.
  • usage: "align the car with the curb"; "align the sheets of paper on the table"
  • synonyms: align, aline, line up
• Adapt or conform oneself to new or different conditions.
  • usage: "We must adjust to the bad economic situation"
  • synonyms: conform, adapt
• Make correspondent or conformable.
  • usage: "Adjust your eyes to the darkness"
• Decide how much is to be paid on an insurance claim. .