nautical mile 
No Middle Initial 
NASA Management Instruction 
Nautical Miles 
Network Management Interface 
non-maskable interrupt 
Northeat Midwest Institute 
NASA Management Instructions 
National Measurement Institute 
National Museum of Ireland 
Non Maskable Interrupt 
Northern Mariana Islands 
NASA Management Institute 
National Maglev Initiative 
National Maritime Institute 
National Microelectronics Institute 
National Multicultural Institute 
Native Method Invocation 
Naturwissenchaftlich-Medizinisches Ins… 
Netherlands Measurement Institute 
Neutrinos at the Main Injector 
New Model Introduction 
Newport Medical Instruments 
N-methylimidazole 
no more information 
Non-Major Item 
NonMaskable Interrupt 
nonmethylene-interrupted 
normalized mutual information 
Nuclear Materials Information