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MSIS
MSIS Multisensor stabilized integrated system.
MSK Modulation, or minimum, shift keying.
MSL 1 Mean sea level.
2 Mapping Sciences Laboratory (NASA).
3 Mars Science Laboratory (NASA).
msl Missile.
MSLC Maintenance stock level case.
MSLT Multiple sleep latency test.
MSLV Microsatellite launch vehicle.
MSMA Macro sensor management application.
MSMM Multisensor, multimission.
MSMS, MS 2 Maritime-surveillance mission system.
MSN, MSn Manufacturer’s serial number.
MSO 1 Manager, shop operations.
2 Molecular-sieve oxygen [C adds concentrator, S adds
system].
MSOGS Molecular-sieve oxygen generation system.
MSOSA Modelling and simulation operational support
activity.
MSOV 1 Modular standoff vehicle.
2 Master, or modulating, shut-off valve.
MSOW Modular standoff weapon.
MSP 1 Mach sweep programmer.
2 Maintenance service plan.
3 Magnetic speed probe.
4 Mosaic sensor program(me).
5 Maximum structural payload.
6 Military spaceplane, also military spaceplane
program [no longer active] (USAF).
7 Multisensor processor.
8 Mode-S protocol.
9 Magnetic south pole.
10 Mission-system processor.
MSPFE Multi-sensor programmable feature extraction.
MSPS 1 Modular self-protection system.
2 Modern signal-processing system.
MSPT Marine silent power-transmission system (ASW).
MSR 1 Multi-sensor reconnaissance.
2 Missile-site radar.
3 Modular strain recorder.
4 Missile simulated round.
5 Main supply route.
6 Modular survivable radar.
7 Maximum-speed range.
8 Misrouted.
9 Mars sample return.
10 Microwave sounding radiometer.
11 Multi-scan radar.
MSRF Microwave Space Research Facility (USN).
MSRS Miniature-sonobuoy receiver system.
MSS 1 Multi-spectral scanner, or satellite.
2 Missile-sight subsystem.
3 Mobile satellite service, or system.
4 Model support strut.
5 Mission-support system[s].
6 Multi-sensor system.
7 Maritime surveillance system.
8 Minimum sinking speed.
9 Master servicing schedule.
MSSC Maritime surface-surveillance capability.
MSSL Mullard Space Science Laboratory (UK).
MSSMP Multipurpose security and surveillance monitoring
platform.
MSSP 1 Mobile satellite service provider.
MTAT
2 Mode-S specific protocol.
MSSR 1 Monopulse SSR.
2 Mars surface-sample return.
3 Multi-spectral scanning radiometer.
MSSS 1 Man/seat separation system.
2 Mode-S specific services.
MST 1 Multisensor tracking, or turret.
2 Moving surface target; E adds engagement.
3 Mountain Standard Time.
4 Microprocessor simulation technology.
5 Missile surveillance technology.
6 Microsystems technology.
7 Mobile service tower.
8 Mechanical-systems trainer.
MST&E Multi-service test and evaluation.
M-Star, MSTAR 1 Moving and stationary target acquisition
and recognition.
2 Man-portable surveillance and target-acquisition
radar.
3 MLRS smart tactical rocket.
MStart, M-Start Missile system to attack relocatable
targets.
MSTCS Multiservice target control system.
MSTI Miniature sensor technology integration.
MSTR Moisture.
MSTRS Miniature-satellite threat-reporting system.
MSTS Multiservice tactical system.
MSTSAP Medium-speed tactical-support aircraft
program.
MSU 1 Mobile satcom unit.
2 Mode-selection unit.
3 Master switching unit.
4 Mass storage unit.
5 Maintenance station unit.
MSV Mobile [explosion-] suppression vessel.
mSV Milli-solar volts.
MSW 1 Maximum STOL weight.
2 Magnetic surface wave.
MSWS Multisensor warning system.
MSX Mid-course space experiment.
MSZ Magnesium-stabilized zirconia.
MT 1 Megaton[s], usually means 10 6 short tons.
2 Metric tonne[s], confusing.
3 Motor [surface] transport.
4 Mean, or minimum, time.
5 Message, or mobile, terminal.
6 Multi-frequency transducer.
7 Maximum-top (weather).
8 Mountain (ICAO).
mT Maritime tropical air mass.
m T Total mass on takeoff, not necessarily MTOW.
mt Tonne[s].
MTA 1 Military training area.
2 Multithread architecture.
3 Maintenance-task analysis.
MTACS, Mtacs Marine tactical air control system.
MTAD Multi-trace analysis display (EW).
MTADS Modernized target-acquisition and designation
sight.
MTAE Multiple-time-around echoes (radar and EW).
MTAP Mine/torpedo aviation regiment (USSR, WW2).
MTAS Millimetric, or modular, target-acquisition
system.
MTAT Mean turn-around time.
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