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metrology Line breaks: me¦trol|ogy
Pronunciation: /mɪˈtrɒlədʒi/

Definition of metrology in English:


[mass noun]
The scientific study of measurement.
Example sentences
  • The Swedish physicist prized Michelson's use of his interferometer in metrology and, in particular, for determining experimentally the length of the international metre.
  • As a result of the extremely small line width of less than 5 MHz, possible applications are also in spectroscopy, metrology, sensor technology, and atomic physics.
  • The company designs, sells and manufactures fibre-optic and laser products for a number of markets, including biotechnology, semi-conductor and scientific metrology.


Pronunciation: /mɛtrəˈlɒdʒɪk(ə)l/
Example sentences
  • The 1907 Nobel Prize for Physics therefore went to Michelson for his ‘optical precision instruments and the spectroscopic and metrological investigations carried out with their aid’.
  • A new metrological device promises to speed the development of micromachines.
  • In Kendal, Dalton started to keep a metrological journal, he made his own thermometers, barometers and other instruments.


Early 19th century: from Greek metron 'measure' + -logy.

Definition of metrology in:
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