Comprehensive glossary of the most important terms in metrology and calibration.
Our glossary explains the most important technical terms from the world of metrology and calibration — an indispensable reference.
| Term | Definition | Standard / Source |
|---|---|---|
| Certification | Formal confirmation of the conformity of a management system | ISO 9001 |
| Calibration | Comparison of a measuring instrument against a reference standard | VIM 2.39 |
| Measurement uncertainty | Parameter characterising the dispersion of measured values | GUM |
| Traceability | Relating a measurement result to a standard through a calibration chain | VIM 2.41 |
| Drift | Slow change of a property over time | VIM 4.21 |
| Adjustment | Setting a measuring instrument to minimise deviation | VIM 3.11 |
| Standard | Realisation of a unit of measurement with a known uncertainty | VIM 5.1 |
| CMC | Calibration and Measurement Capability | ILAC-P14 |
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