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English noun: SI unit

1. SI unit (quantity) a complete metric system of units of measurement for scientists; fundamental quantities are length (meter) and mass (kilogram) and time (second) and electric current (ampere) and temperature (kelvin) and amount of matter (mole) and luminous intensity (candela)


SamplesToday the United States is the only country in the world not totally committed to the Systeme International d'Unites.


SynonymsInternational System, International System of Units, SI, SI system, Systeme International, Systeme International d'Unites


Broader (hypernym)metric system









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