| MAOI | MonoAmine Oxidase Inhibitors |
|---|---|
| MA | malignant arrhythmia; management and administration; mandelic acid; masseter; Master of Arts; matern... |
| MAO | Master of the Art of Obstetrics; maximal acid output; monoamine oxidase |
| MAOA | monoamine oxidase A |
| MAOB | monoamine oxidase B |