A system of physical units ( SI Units) based on the meter, kilogram, second, ampere, kelvin, candela, and mole, together with a set of prefixes to indicate multiplication or division by a power of ten.
More example sentences
- The modern international system of units includes the Gray, the Sievert, and the Becquerel (Bq); these replace the rad, rem, and Curie, respectively.
translating French Système International d'Unités.
Definition of International System of Units in:
- The British & World English dictionary