land surface model 
land-surface model 
Landing Ship, Medium 
layered synthetic microstructure 
Logical Storage Manager 
Lunar Surface Magnetometer 
Landing Ship Medium 
Life Science Module 
Linear Synchronous Motor 
Land Surface Models 
Lanthanum Strontium Manganite 
laser scanning microscopy 
Laser Surface Melting 
Legacy System Modernization 
Letter Sorting Machine 
Life Support Module 
Linux Security Modules 
Linux Software Map 
Littoral Sea Mine 
Logistics Support manager 
Aerobusinessservice 
Laboratory for Surface Modification 
Landing Craft Medium 
LANtern Services Manager 
Large Scale Manufacturing 
Large Solid Motor 
laser capture microscopy 
Laser Scan Microscope 
Laser Scan Microscopy 
laser scanning microscope