me|ter-kil|o|gram-sec|ond

me|ter-kil|o|gram-sec|ond «MEE tuhr KIHL uh gram-SEHK uhnd», adjective.

having to do with a system of measurement in which the meter is the unit of length, the kilogram is the unit of mass, and the second is the unit of time. Abbr: M.K.S.