Legal metrology
See Metrology, legal.
Monday, July 20, 2026, 9:33 PM
Site: Quametec™ Institute of Measurement Technology
Course: Quametec™ Institute of Measurement Technology (QUAMETEC™)
Glossary: QIMT Glossary
L
M
Maintenance of a measurement standard
Set of measures necessary to preserve the metrological characteristics of a measurement standard within appropriate limits.
Market surveillance
used to enforce legal metrology
Material measure
Device intended to reproduce or supply, in a permanent manner during its use, one or more known values of a given quantity. e.g. a weight, a volume measure, a gauge block, or a reference material.
Maximum permissible errors (of a measuring instrument)
Extreme values of an error permitted by specifications, regulations, etc. for a given measuring instrument.
Measurand
Particular quantity subject to measurement.
Measure, material
Device intended to take a measurement, alone or in conjunction with supplementary devices.
Measurement
Set of operations for the purpose of determining the value of a quantity.
Measurement procedure
Set of operations, described specifically, used in the performance of particular measurements according to a given method.
Measurement standard, etalon
Material measure, measuring instrument, reference material or measuring system intended to define, realise, conserve or reproduce a unit or one or more values of a quantity to serve as a reference.