Units o meisurment

A unit o meisurment is a definite magnitude o a pheesical quantity, defined an adoptit bi convention or bi law, that is uised as a staundart for meisurment o the same pheesical quantity.[1]


  1. "measurement unit", in International Vocabulary of Metrology – Basic and General Concepts and Associated Terms (VIM) (PDF) (3rd ed.), Joint Committee for Guides in Metrology, 2008, pp. 6–7.