| Abbreviation | Definition |
|---|---|
| MAT | Mathematics Admissions Test |
| MAT | Mathematics Aptitude Test |
| MAT | Multi Auto Transformation |
| MATH | Many Awesome Time and Hours |
| Math | Mathematics |
| MATHS | Mental Abuse To Human Souls |
| MATM | Master of Arts in Teaching of Mathematics |
| MATM | Master of Arts in the Teaching of Mathematics |
| MBB | Minimum Bounding Box |
| MBC | Mixed Boundary Conditions |
| MBE | Must Be Equal |
| MBL | Mixed Bayesian Likelihood |
| MBR | Minimum Bounding Rectangle |
| MC | Maximum Correction |
| MC | Motley Crue |
| MCC | Matthews Correlation Coefficient |
| MCC | Monte Carlo Calculations |
| MCC | Multiple Conversion Calculator |
| MCDA | Multi-Criteria Decision Analysis |
| MCF | Most Compact Formula |