| Masuccio Salernitano | Masuccio Salernitano |
| Masuharte | Masaherta |
| Masuria | Masuria |
| Masvingo | Masvingo |
| Masyaf | Masyaf |
| Mat | Mat District |
| Mata Hari | Mata Hari |
| Mata-Utu | Mata-Utu |
| Matabeleland North | Matabeleland North |
| Matadi | Matadi |
| matador | matador |
| Matajur | Monte Mataiur |
| Matanuska-Susitna Borough | Matanuska-Susitna Borough |
| Matanzas | Matanzas Province |
| Mataró | Mataró |
| matassa | hank |
| match | match |
| match point | match point |
| Match Race | Match race |
| Matej Cernic | Matej Cernic |
| Mateja Kežman | Mateja Kežman |
| Matemale | Matemale |
| matematica | mathematics |
| Matematica babilonese | Babylonian mathematics |
| Matematica degli origami | Mathematics of paper folding |
| Matematica finanziaria | Mathematical finance |
| Matematica greco-ellenistica | Greek mathematics |
| Matematica inversa | Reverse mathematics |
| Matematica ricreativa | Recreational mathematics |
| Matematica sperimentale | Experimental mathematics |
| Matematici A | List of mathematicians |
| Matematici A-C | List of mathematicians |
| Matematici celebri | List of mathematicians |
| matematico | mathematician |
| Matematico Automatico | Automated Mathematician |
| Mater et Magistra | Mater et Magistra |
| materassino | airbed |
| materasso | mattress |
| materasso ad acqua | waterbed |
| materasso ad aria | air bed |
| materasso pneumatico | airbed |
| materia | matter |
| Materia circumplanetaria | Circumplanetary matter |
| Materia circumstellare | Circumstellar matter |
| materia complementare | minor |
| Materia degenere | Degenerate matter |
| Materia densa | Dense matter |
| Materia di Britannia | Matter of Britain |
| Materia di quark | QCD matter |
| Materia esotica | Exotic matter |
| Materia extraterrestre | Extraterrestrial matter |
| materia facoltativa | optional subject |
| Materia granulare | Powder |
| Materia intergalattica | Intergalactic matter |
| Materia internubi | Intercloud matter |
| Materia interplanetaria | Interplanetary matter |
| Materia interstellare | Interstellar matter |
| materia minerale | mineral matter |
| materia organica | organic matter |
| materia oscura | dark matter |
| Materia oscura barionica | Baryonic dark matter |
| Materia oscura calda | Hot dark matter |
| materia prima | raw material |
