Main Entry: me·trol·o·gy

Pronunciation: \me-ˈträ-lə-jē\

Function: noun

Etymology: French métrologie, from Greek metrologia theory of ratios, from metron measure — more at measure

Date: 1816

1 : the science of weights and measures or of measurement
2 : a system of weights and measures

— met·ro·log·i·cal \ˌme-trə-ˈlä-ji-kəl\ adjective

— me·trol·o·gist \me-ˈträ-lə-jist\ noun