| MID | Case Studies on Medical Instrument Design 
| Others |
| MID | Machine Identifier
| Others |
| MID | Managed Item Description
| Others |
| MID | Manufacturer IDentifier
| Others |
| MID | Manufacturer Information Database
| Others |
| MID | Maritime Identification Digits
| Others |
| MID | Marshfield Insertion/Deletion
| Others |
| MID | Masses In Deception
| Others |
| MID | Material IDentification
| Others |
| MID | Maximo/Documentum Interface Documentation
| Others |
| MID | Mcafee Installation Designer
| Others |
| MID | Measurement Instruments Directive
| Others |
| MID | Mechatronic Integrated Devices
| Others |
| MID | Member In Discernment
| Others |
| MID | Men In Drag
| Others |
| MID | Mentioned In Despatches
| Others |
| MID | Mentioned In Dispatch
| Others |
| MID | Mentioned in Dispatches
| Others |
| MID | Mercato Interbancario Dei
| Others |
| MID | Merced Irrigation District
| Others |
| MID | Merida, Mexico
| Others |
| MID | Mescalina Is Dead
| Others |
| MID | Message Identification
| Others |
| MID | Message Identifier
| Others |
| MID | Message Input Descriptor
| Others |
| MID | Metropolitan Improvement District
| Others |
| MID | Mexican Independence Day
| Others |
| MID | MIDbody
| Others |
| MID | Midi File
| Others |
| MID | Midrange
| Others |
| MID | Midshipman
| Others |
| MID | Midway Railroad
| Others |
| MID | Mild Intellectual Disability
| Others |
| MID | Mildly Intrigued Dogs
| Others |
| MID | Military Intelligence Division
| Others |
| MID | Minimum Infective Dose
| Others |
| MID | Minimum Inhibitory Dilution
| Others |
| MID | Mobile Id
| Others |
| MID | Mobile Information Device
| Others |
| MID | Mobile Internet Device
| Others |
| MID | Mobile Internet Devices
| Others |
| MID | Modesto Irrigation District
| Others |
| MID | Molded Interconnect Device
| Others |
| MID | Monastic Interreligious Dialogue
| Others |
| MID | Motivation Inspiration Devotion
| Others |
| MID | Motor Id
| Others |
| MID | Motor Insurance Data
| Others |
| MID | Motor Insurance Database
| Others |
| MID | Motorcycle Input Device
| Others |
| MID | Moulded Interconnect Devices
| Others |
| MID | Moulded Interconnected Device
| Others |
| MID | Moulded Interconnected Devices
| Others |
| MID | Mplayer Image Description
| Others |
| MID | Multi Infarct Dementia
| Others |
| MID | Multi Information Display
| Others |
| MID | Multi-infarct dementia
| Others |
| MID | Multimedia Instructional Designer
| Others |
| MID | Multiple Interchange Disassembling
| Others |
| MID | Multiplexing Identifier
| Others |
| MID | Music (Musical Instrument Digital Interface)
| Others |
| MID | Musical Instrument Digital
| Others |