Kilogram
/kˈɪləˌɡræm/
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Definition
(noun) 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⋅m²⋅s⁻¹. Symbol: kg
Sentence Examples
Rice is sold by the kilogram.
One kilogram of tomato sauce is equivalent to two kilograms of tomatoes.
CEFR Practice Quiz
A ____ is a unit of mass that is equal to one thousand grams in the modern metric system of today.