Machado Guimaraes - Botanist in plant scientific name (HUH)
Machabees - Old Testament book - Douay version
Machine - or Machinery
Machinist (WDAA)
Master of Arts in Church History (PGP)
Measure of Achieving Tendency - Test (TMMY)
Military Air Command Hunter - In MACH 3, a video game by Mylstar Electronics
Modular Automated Container Handling - Shipping (DS)
Multilayer Actuator Head - Epson America, Inc. - Computer science
Velocity Relative to the Speed of Sound (SAUS)
Machine (ELAL)
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