To alter or move something slightly in order to achieve the desired fit, appearance, or result. She adjusted the mirror so she could see the road behind her.
To adapt or become used to a new situation or environment. He took a few days to adjust to the new time zone after his flight.
To modify or correct something to improve its accuracy or performance. The technician adjusted the settings on the machine to increase its efficiency.
To settle or determine the amount of (a financial account, insurance claim, etc.). The insurance company adjusted the claim within two weeks.