noun
unit of measurement
A technical term used in metrology, law, and standards to refer to a defined quantity used as a standard for measurement.
計量法では、計量単位の定義が厳密に定められている。
In the Measurement Act, the definitions of units of measurement are strictly specified.
単位 is a general term for 'unit' (e.g., academic credits, organizational units), while 計量単位 specifically refers to a unit used for measuring physical quantities.
Compound of 計量 (measurement) and 単位 (unit).