[ mee-ter-kil-uh-gram-sek-uh nd ]
/ ˈmi tərˈkɪl əˌgræmˈsɛk ənd /


of or relating to the system of units in which the meter, kilogram, and second are the principal units of length, mass, and time. Abbreviation: mks, MKS

Origin of meter-kilogram-second

First recorded in 1935–40 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019