noun
- 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))
- usage: "Today the United States is the only country in the world not totally committed to the Systeme International d'Unites"
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). SI system. Retrieved September 20, 2026, from http://smartdefine.org/si_system/definitions/1310550 |
| Chicago | WordNet. 2010. "SI system" http://smartdefine.org/si_system/definitions/1310550 (accessed September 20, 2026). |
| Harvard | WordNet 2010, SI system, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/si_system/definitions/1310550>. |
| MLA | WordNet. "SI system" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/si_system/definitions/1310550> |