Calibrate ¹

Definition: To ascertain the caliber of, as of a thermometer tube; also, more generally, to determine or rectify the graduation of, as of the various standards or graduated instruments.

calibrate ²

Definition: make fine adjustments or divide into marked intervals for optimal measuring; "calibrate an instrument"; "graduate a cylinder"

calibrate ³

Definition: measure the caliber of; "calibrate a gun"

calibrate ⁴

Definition: mark (the scale of a measuring instrument) so that it can be read in the desired units; "he calibrated the thermometer for the Celsius scale"