1. international system, international system of units, si, si system, si unit, systeme international, systeme international d'unites

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)

Example Sentences:
'Today the United States is the only country in the world not totally committed to the Systeme International d'Unites'

Synonyms

• international system
• international system of units
• si
• si unit
• systeme international
• systeme international d'unites