metrology

noun

me·​trol·​o·​gy me-ˈträ-lə-jē How to pronounce metrology (audio)
1
: the science of weights and measures or of measurement
2
: a system of weights and measures
metrological
ˌme-trə-ˈlä-ji-kəl How to pronounce metrology (audio)
adjective
metrologist
me-ˈträ-lə-jist How to pronounce metrology (audio)
noun

Examples of metrology in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Omega, in conjunction with the Swiss institute of metrology, METAS, a government body, certifies the watch to Master Chronometer levels, stipulating daily accuracy of -0/+5 seconds and a resistance to magnetic fields up to 15,000 gauss, among other criteria. — Chris Hall, WIRED, 10 Dec. 2024 For the all-important lithography machines, used for printing patterns on silicon wafers, and metrology equipment, used for quality control in a production process that demands hundreds of steps, Chinese firms rely overwhelmingly on imports from Japan, the United States, and Europe. — Dan Wang, Foreign Affairs, 28 Feb. 2023

Word History

Etymology

French métrologie, from Greek metrologia theory of ratios, from metron measure — more at measure

First Known Use

1801, in the meaning defined at sense 1

Time Traveler
The first known use of metrology was in 1801

Rhymes for metrology

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metrology
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Cite this Entry

“Metrology.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/metrology. Accessed 22 Mar. 2025.

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Medical Definition

metrology

noun
me·​trol·​o·​gy me-ˈträl-ə-jē How to pronounce metrology (audio)
plural metrologies
1
: the science of weights and measures or of measurement
2
: a system of weights and measures
metrological
ˌme-trə-ˈläj-i-kəl How to pronounce metrology (audio)
adjective
metrologically
-k(ə-)lē How to pronounce metrology (audio)
adverb
metrologist
me-ˈträl-ə-jəst How to pronounce metrology (audio)
noun

More from Merriam-Webster on metrology

Britannica.com: Encyclopedia article about metrology

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