'Calibrate' definitions:

Definition of 'calibrate'

From: WordNet
verb
Make fine adjustments or divide into marked intervals for optimal measuring; "calibrate an instrument"; "graduate a cylinder" [syn: calibrate, graduate, fine-tune]
verb
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"
verb
Measure the caliber of; "calibrate a gun"

Definition of 'Calibrate'

From: GCIDE
  • Calibrate \Cal"i*brate\, v. i. 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. [1913 Webster]

Synonyms of 'calibrate'

From: Moby Thesaurus