(n) :
in the International System of Units, the base unit of mass; the mass of a specific cylinder of platinum-iridiumalloy kept at the International Bureau of Weights and Measures in France; hence, the unit of weight such that one-kilogram mass is also a one-kilogram weight
(n) :
in the International System of Units, the base unit of mass; the mass of a specific cylinder of platinum-iridiumalloy kept at the International Bureau of Weights and Measures in France; hence, the unit of weight such that one-kilogram mass is also a one-kilogram weight