meter-kilogram-second
[
mee
-ter-
kil
-
uh
-gram-
sek
-
uh
nd]
/ˈmi tərˈkɪl əˌgræmˈsɛk ənd/
adjective
1.
of or pertaining 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
1935-40