metrology

American

[mi-trol-uh-jee] / mɪˈtrɒl ə dʒi /

noun

plural

metrologies

the science of weights and measures.

metrology British

/ mɪˈtrɒlədʒɪ, ˌmɛtrəˈlɒdʒɪkəl /

noun

the science of weights and measures; the study of units of measurement
a particular system of units

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of metrology

First recorded in 1810–20; metro- ¹ + -logy

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

According to St-Jean, gaining precise, quantized control over how light flows could expand possibilities not only in metrology but also in quantum information processing.

From Science Daily • Mar. 1, 2026

Looking ahead, these microresonators could be used to create compact microlasers, highly sensitive chemical and biological sensors, and tools for quantum metrology and networking.

From Science Daily • Feb. 24, 2026

Scientists from the G7 nations and Australia signed an "unprecedented agreement" regarding quantum technology on Wednesday, France's national metrology lab told AFP.

From Barron's • Oct. 15, 2025

The metrology department in its daily weather forecast has continued to predict moderate to heavy rainfall in most parts of the country.

From Seattle Times • May 8, 2024

C. A. S. Totten on the metrology of the great pyramid, a subject which does not fall within the scope of the subjects presented for the consideration of this Conference.

From International Conference Held at Washington for the Purpose of Fixing a Prime Meridian and a Universal Day. October, 1884. Protocols of the Proceedings by Various

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023