| Metsamor Nuclear Power Plant | Central nuclear Metsamor |
| Mettius Fufetius | Mecio Fufecio |
| mettle | temple |
| mettlesome | brioso |
| Mettmann | Distrito de Mettmann |
| Mettwurst | Mettwurst |
| Metula | Metula |
| Metz | Metz |
| Metztli | Metztli |
| Meurthe River | Río Meurthe |
| Meurthe-et-Moselle | Meurthe y Mosela |
| Meuse | Mosa |
| Meuse River | Río Mosa |
| Meuse valley | Mosa |
| Meuse-Argonne Offensive | Ofensiva de Meuse-Argonne |
| Mevlevi | Mevleví |
| mew | maullido |
| Mewtwo | Mewtwo |
| Mex | Mex |
| Mexicali | Mexicali |
| Mexican | mejicano |
| Mexican Academy of Sciences | Academia Mexicana de Ciencias |
| Mexican American | México-estadounidense |
| Mexican Army | Ejército Mexicano |
| Mexican beaded lizard | Heloderma horridum |
| Mexican beech | Fagus mexicana |
| Mexican cinema | Cine mexicano |
| Mexican Communist Party | Partido Comunista Mexicano |
| Mexican cuisine | Gastronomía mexicana |
| Mexican Democratic Party | Partido Demócrata Mexicano |
| Mexican Empire | Segundo Imperio Mexicano |
| Mexican Executive Cabinet | Secretarías de Estado de México |
| Mexican Federal District | Distrito Federal |
| Mexican Free-tailed Bat | Tadarida brasiliensis |
| Mexican Grand Prix | Gran Premio de México |
| Mexican Hairless Dog | Xoloitzcuintle |
| Mexican League | Liga Mexicana de Béisbol |
| Mexican Liberal Party | Partido Liberal Mexicano |
| Mexican literature | Literatura de México |
| Mexican Mafia | Mexican Mafia |
| Mexican Mint | Casa de Moneda de México |
| Mexican Navy | Armada de México |
| Mexican Plateau | Altiplanicie Mexicana |
| Mexican proverbs | Proverbios mexicanos |
| Mexican redknee tarantula | Brachypelma smithi |
| Mexican Revolution | Revolución Mexicana |
| Mexican rock | Rock de México |
| Mexican Socialist Party | Partido Mexicano Socialista |
| Mexican Spanish | Español mexicano |
| Mexican War of Independence | Independencia de México |
| Mexican White Pine | Pinus ayacahuite |
| Mexican Wolf | Canis lupus baileyi |
| Mexican-American War | Intervención Norteamericana en México |
| Mexicana de Aviación | Mexicana de Aviación |
| Mexico | Méjico |
| Mexico City | México |
| Mexico City International Airport | Aeropuerto Internacional de la Ciudad de México |
| Mexico City Metro | Metro de la Ciudad de México |
| Mexico City Metrobús | Metrobús |
| Mexico City Metropolitan Cathedral | Catedral Metropolitana de la Ciudad de México |
| Mexico national football team | Selección de fútbol de México |
| Mexico State | Estado de México |
| Mexipedium xerophyticum | Mexipedium xerophyticum |
| Mextli | Meztli |
| Meyer Lansky | Meyer Lansky |
| Meyrin | Meyrin |
