calibration
NounWordNet 3.0
Noun (1)
- the act of checking or adjusting (by comparison with a standard) the accuracy of a measuring instrument“the thermometer needed calibration”Synonyms: standardizationstandardisation
Webster's Dictionary (GCIDE)
Calibration \Cal`ibra"*tion\, n. The process of estimating the caliber a tube, as of a thermometer tube, in order to graduate it to a scale of degrees; also, more generally, the determination of the true value of the spaces in any graduated instrument. [1913 Webster]