Denoting a system of measure using the metre, kilogram, and second as the basic units of length, mass, and time.
More example sentences
- The SI was developed in 1960 from the metre-kilogram-second system, rather than the centimetre-gram-second system which, in turn, had many variants.
More definitions of metre-kilogram-secondDefinition of metre-kilogram-second in:
- The US English dictionary