metrology
noun
me·trol·o·gy
me-ˈträ-lə-jē 
1
: the science of weights and measures or of measurement
2
: a system of weights and measures
Examples of metrology in a Sentence
Recent Examples on the Web
These qualities have attracted attention from international metrology institutes, defense organizations, and space agencies.
—
Aamir Khollam, Interesting Engineering, 16 Oct. 2025
The company provides process control and yield management solutions for semiconductor industries, including defect inspection, metrology (the science of measurement), process monitoring, computational lithography, and data analytics products.
—Trefis Team, Forbes.com, 11 Sep. 2025
Openings spanned engineering roles in device modeling, wafer metrology, process development, and circuit design.
—IEEE Spectrum, 28 Apr. 2025
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
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Aamir Khollam, Interesting Engineering, 16 Oct. 2025
The company provides process control and yield management solutions for semiconductor industries, including defect inspection, metrology (the science of measurement), process monitoring, computational lithography, and data analytics products.
—Trefis Team, Forbes.com, 11 Sep. 2025
Openings spanned engineering roles in device modeling, wafer metrology, process development, and circuit design.
—IEEE Spectrum, 28 Apr. 2025
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
Cite this Entry
“Metrology.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/metrology. Accessed 4 Nov. 2025.
Copy CitationMedical Definition
metrology
noun
me·trol·o·gy
me-ˈträl-ə-jē
plural metrologies
1
: the science of weights and measures or of measurement
2
: a system of weights and measures
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