
1) Science 2) Scientific discipline
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https://www.crosswordclues.com/clue/metrology

Metrology is the science of measurement. Metrology includes all theoretical and practical aspects of measurement. The word comes from Greek μέτρον (metron), `measure` + `λόγος` (logos), amongst others meaning `speech, oration, discourse, quote, study, calculation, reason`. In Ancient Greek the term μετρολογία (metrologia...
Found on
http://en.wikipedia.org/wiki/Metrology

science of weights and measures
Found on
http://phrontistery.info/m.html

• (n.) The science of, or a system of, weights and measures; also, a treatise on the subject.
Found on
http://thinkexist.com/dictionary/meaning/metrology/

the science of measurement. From three fundamental quantities, length, mass, and time, all other mechanical quantitiese.g., area, volume, ... [2 related articles]
Found on
http://www.britannica.com/eb/a-z/m/81
Me·trol'o·gy noun [ Greek ... measure +
-métrologie .] The science of, or a system of, weights and measures; also, a treatise on the subject.
Found on
http://www.encyclo.co.uk/webster/M/59

Metrology is the scientific study of weights and measures. The subject has long been closely associated with trade and commerce, which is based on the exchange of measured quantities of goods or services for money or measured quantities of other goods or services.
Found on
http://www.probertencyclopaedia.com/browse/GM.HTM

Science of measurement. In the wool industry often applied to fibers.
Found on
http://www.sheepusa.org/

[
n] - the scientific study of measurement
Found on
http://www.webdictionary.co.uk/definition.php?query=metrology
noun the scientific study of measurement
Found on
https://www.encyclo.co.uk/local/20974
No exact match found.