What does MSEC stand for?

What does MSEC mean?

MSEC	MilliSECond Governmental » Military
MSEC	Mineral Science and Engineering Complex Academic & Science » Universities
MSEC	Mantech Systems Engineering Corporation Business » Firms
MSEC	Montana State Employers Council Governmental » State & Local
MSEC	Massachusetts Sports Entertainment Commission Governmental » State & Local
MSEC	Management of Soil Erosion Consortium Community » Non-Profit Organizations
MSEC	Medical Supplies Equipment Company Business » Firms
MSEC	Mountain States Employers Council Business » Professional Organizations
MSEC	MilliSECond Governmental » NASA
MSEC	Master Separation Events Controller Governmental » NASA