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An example use of kilogram in a speech by a native speaker of british english:

“… Iran breached the 300 kilogram stockpile …”

**noun:**

- The unit of weight such that a one-kilogram mass is also a one-kilogram weight.
- In the International System of Units, the base unit of mass; conceived of as the mass of one litre of water, but now defined by taking the fixed numerical value of the Planck constant h to be 6.626 070 15 × 10^-34 when expressed in units of kg⋅m^2⋅s^−1. Symbol: kg.