Medical Treatment Facility 
military treatment facility 
Mississippi Test Facility 
Modulation Transfer Function 
Message Text Format 
Microsoft Tape Format 
More To Follow 
magnetized target fusion 
Medical Treatment Facilities 
Message Text Formats 
male-to-female 
Male-to-female transgendered 
Matrix Test Facility 
Mean Time to Failure 
military treatment facilities 
Modulator Transfer Function 
Multilateral Trading Facility 
multiple-tube fermentation 
IATA code for Metro Field, Fairbanks,… 
Interjet 
Magnetic Thin Film 
Main Time to Failure 
Maintenance Terminal Function 
Maintenance Test Facility 
Maintenance Test Flight 
Maintenance Test Flights 
Manual Transmission Fluid 
Manufacturing Technology Fellowship 
Massachusetts Taxpayers Foundation 
Master Teacher Fellowship