
:This article is about the science of measurement. For the study of weather see Meteorology.
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) meant "theory of ratios".
Introduction
Metrology is defined by the International Bureau of Weights and Measures (BIPM) as "the science of measurement, embracing both experimenta...