QIMT Glossary



Definitions of Metrology terms & phrases.

If you know of a term or phrase that belongs here, you can submit the term or phrase and associated definition by adding an entry. NOTE: All entries are reviewed and approved prior to being seen by others on the site.


Procedure for adding a Definition:

  1. Click on the "Add a New Entry" button.
  2. Under the first required field labeled 'Concept', enter the Metrology word or term.
  3. In the 'Description' Field, put the definition, don't forget to use the "DeWord" button to remove MS Word formatting if you are copying and pasting from MS Word; see lounge forum for note regarding this issue.
  4. Ignore the other entries and submit.


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Browse the glossary using this index

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L

Legal metrology

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.

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