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:
- Click on the "Add a New Entry" button.
- Under the first required field labeled 'Concept', enter the Metrology word or term.
- 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.
- Ignore the other entries and submit.
You can browse using the alphabet, or find a definition by searching for any term, or by any text within the definition itself. Or click on ALL to see all the posted definitions.
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Browse the glossary using this index
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Performance testing (laboratory) Determination of the testing capability of a laboratory, by comparing tests performed between laboratories. | |
Preventive measures (opposite of repressive measure) are used for market surveillance and are taken before marketing a measuring instruments, i.e. the instrument has to be type-approved and verified. | |
Primary laboratory Laboratory that performs internationally adopted fundamental metrological research and which realises and maintains standards at the highest international level. | |
Primary reference material | |
Primary standard Standard that is designated or widely acknowledged as having the highest metrological qualities and whose value is accepted without reference to other standards of the same quantity | |
Principle of measurement The scientific foundation of a method of measurement. | |
Prototype | |
PTB Physikalisch-Technische Bundesanstalt, the national metrological institute of Germany. | |
PTS Proficiency testing schemes | |