MFIS
| Acronym | Definition |
|---|---|
| MFIS | Modified Fatigue Impact Scale (multiple sclerosis) |
| MFIS | Magnetic-Field-Induced Strain (materials science) |
| MFIS | Metal-Ferroelectric-Insulator-Semiconductor |
| MFIS | Madison Friends of International Students (Madison, WI) |
| MFIS | Manitoba Federation of Independent Schools (est. 1964; formerly Manitoba Association for Equality in Education; Winnipeg, Manitoba, Canada) |
| MFIS | Metal-Ferroelectric-Insulator-Silicon (electrochemistry) |