Main entry: fine-tune, calibrate, graduate
Definition: make fine adjustments or divide into marked intervals for optimal measuring
Usage: calibrate an instrument; graduate a cylinder
Main entry: calibrate
Definition: measure the caliber of
Usage: calibrate a gun
Main entry: calibrate
Definition: mark (the scale of a measuring instrument) so that it can be read in the desired units
Usage: he calibrated the thermometer for the Celsius scale