Also found in: Thesaurus, Medical, Acronyms, Encyclopedia, Wikipedia.


n. pl. me·trol·o·gies
1. The science that deals with measurement.
2. A system of measurement.

[French métrologie, from Greek metrologiā, theory of ratios : metron, measure; see mē- in Indo-European roots + -logiā, -logy.]

met′ro·log′i·cal (mĕt′rə-lŏj′ĭ-kəl) adj.
met′ro·log′i·cal·ly adv.
me·trol′o·gist n.


n, pl -gies
1. (Units) the science of weights and measures; the study of units of measurement
2. (Units) a particular system of units
[C19: from Greek metron measure]
metrological adj
ˌmetroˈlogically adv
meˈtrologist n


(mɪˈtrɒl ə dʒi)

the science of weights and measures.
met•ro•log•i•cal (ˌmɛ trəˈlɒdʒ ɪ kəl) adj.
met`ro•log′i•cal•ly, adv.
me•trol′o•gist, n.


the study and science of measures and weights. — metrologist, n. — metrological, adj.
See also: Measurement


The study or science of weights and measures.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.metrology - the scientific study of measurementmetrology - the scientific study of measurement
science, scientific discipline - a particular branch of scientific knowledge; "the science of genetics"


The act or process of ascertaining dimensions, quantity, or capacity:
References in periodicals archive ?
Metrology software is useful in a number of applications that include evaluation and measurement of positional and structure tolerances.
It overcomes the limitations created by existing, hard-wired networks and enables the synergistic use of all metrology systems," said John Heaton, president and CEO of Nanometrics.
The magnitude of these challenges demands special attention from those in the metrology and analytical measurements community.
Nikon Metrology and Verisurf Software have made it possible for manufacturers to drive all Nikon portable metrology devices from Verisurf's common software platform.
YOKNEA'M, Israel -- With record 2006 sales and a continuing momentum of design wins in January, Tevet Process Control Technologies has positioned itself as a leader in the highly competitive semiconductor metrology market.
With increased access to advanced metrology technology we see further opportunities for advancements in lithography and wafer patterning," stated Karel van der Mast, senior vice president of ASML.
AUSTIN, Texas -- Jordan Valley has signed an agreement with OpenDream of Korea for sales and support of their x-ray metrology equipment to the Korean semiconductor marketplace.
ODP-M provides both two-dimensional and three-dimensional metrology capability for photomask applications, and can accurately measure lines/spaces as well as contact holes.
Veeco also sold several AFMs to its hard drive industry customers to be used for 3D metrology steps in the development of advanced perpendicular recording heads.
The MetaPULSE-III has been value engineered, reducing costs and increasing throughput, to significantly improve the cost of ownership (CoO) without sacrificing metrology capability.
We developed a hybrid metrology solution to help our customers minimize the equipment, time, and costs needed for thin-film process control," said Robert Loiterman, senior vice president and general manager of the Metrology Business Unit at Rudolph Technologies.
We are pleased to announce these major follow-on orders for our advanced Opti-Probe tools which expand upon this customer's significant installed base of Therma-Wave metrology solutions.