(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
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(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