kilogramas
Kilogramas refers to the plural form of kilogram, the base unit of mass in the International System of Units (SI). A kilogram is a fundamental unit of measurement used globally in science, industry, and everyday life. It is one of the seven SI base units, alongside the meter (length), second (time), ampere (electric current), kelvin (thermodynamic temperature), mole (amount of substance), and candela (luminous intensity).
Historically, the kilogram was defined by a physical artifact, the International Prototype of the Kilogram (IPK),
One kilogram is approximately equal to the mass of 1,000 cubic centimeters of water at 4 degrees