murdühik
mõõtühik, mis saadakse antud mõõtühiku jagamisel ühest suurema täisarvuga, väiksem ühik, mis on moodustatud vaadeldavast ühikust vastavalt mastaabileppele, measurement unit obtained by dividing a given measurement unit by an integer greater than one, smaller unit of measurement which is formed from a given unit according to scaling conventions, unit of measurement obtained by dividing a given measurement unit by an integer greater than one