si-units

SI units

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International System of Units

noun
an internationally accepted coherent system of physical units, derived from the MKSA (meter-kilogram-second-ampere) system, using the meter, kilogram, second, ampere, kelvin, mole, and candela as the basic units (SI units) respectively of the fundamental quantities of length, mass, time, electric current, temperature, amount of substance, and luminous intensity. Abbreviation: SI

Origin:
translation of the earlier French name Système Internationale d'Unités

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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Medical Dictionary

International System of Units n.
Abbr. SI
A complete, coherent system of units used for scientific work, in which the fundamental quantities are length, time, electric current, temperature, mass, luminous intensity, and amount of substance. Also called International System.

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