[1] Manufacturing Design System

[2] Measure Demonstration System

[3] Mobile Data Server (YAB)

[4] Maintenance Data System (->"IEEE Standard Dictionary")

[5] Malfunction Detection System (->"IEEE Standard Dictionary") (->"NASA Acronym List")

[6] Memory Disk System (->"IEEE Standard Dictionary")

[7] Microprocessor Development System (->"IEEE Standard Dictionary")

[8] Minimum Discernible/Detectable Signal (->"IEEE Standard Dictionary")

[9] Modern Data Systems (->"IEEE Standard Dictionary")

[10] Multipoint Distribution Systems (communication)

[11] Multipoint Distribution Service

[12] Master Development Schedule (->"NASA Acronym List")

[13] Management Data System (->"NASA Acronym List")

[14] Mission Development Simulator (->"NASA Acronym List")

[15] Mission Data System (->"NASA NGST Acronym List")

[16] Middle Caicos, Turks And Caicos - internationale Fughafen-Kennung