Friday, August 14, 2020, 6:49 AM
Site: Quametec™ Institute of Measurement Technology
Course: Quametec™ Institute of Measurement Technology (QUAMETEC™)
Glossary: QIMT Glossary
U

Uncertainty of measurement

Parameter, associated with the result of a measurement that characterises the dispersion of values that could reasonably be attributed to the measurand. The estimation of uncertainty in accordance with GUM guidelines is usually accepted.

Unit (of measurement)

Particular quantity, defined and adopted by convention, with which other quantities of the same kind are compared in order to express their magnitudes relative to that quantity.

Unit of measurement (derived) coherent

Derived unit of measurement that can be expressed as the product of basic units in powers with the proportionality coefficient 1.