Macaulay Institute for Soil Research (GIS)
Machine Supply Requisition (VLIE)
Major Item Status Report
Makerere Institute of Social Research (SAUO)
Mars In-situ-utilization Sample Return - Computer science
Matrix Ion Species Ratio - Spectroscopy
Minimum Industrial Sustaining Role (NG)
Modular Industrial Solar Retrofit Program - Department of Energy
Mosler Information Storage and Retrieval System (MCD)
Multi-Angle Imaging Spectrometer - Marine science
Multi-Angle Imaging Spectroradiometer (EOSA)
Multi-Impact Signature Register (PDAA)
Multiple Input Signal Register (NITA)