- to determine, check, or rectify the graduation of (any instrument giving quantitative measurements).
- to divide or mark with gradations, graduations, or other indexes of degree, quantity, etc., as on a thermometer, measuring cup, or the like.
- to determine the correct range for (an artillery gun, mortar, etc.) by observing where the fired projectile hits.
- to plan or devise (something) carefully so as to have a precise use, application, appeal, etc.: a sales strategy calibrated to rich investors.
- to measure the calibre of (a gun, mortar, etc)
- to mark (the scale of a measuring instrument) so that readings can be made in appropriate units
- to determine the accuracy of (a measuring instrument, etc)
- to determine or check the range and accuracy of (a piece of artillery)
