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) meant "theory of ratios".

Read more about Metrology:  Introduction, Metrological Traceability, Basics, Society, Applied Metrology, Standards, National Standards, Historical Development, Mechanisms, Time and Frequency Metrology, Laboratories