| Medical cannabis | Marihuana |
| Medical emergency | Prva pomoč |
| Medical microbiology | Mikrobiologija |
| Medical prescription | Recept |
| medical science | medicina |
| Medication | Zdravilo |
| Medicin | Medicina |
| Medicinal chemistry | Farmacevtska kemija |
| medicinal plant | zdravilna rastlina |
| medicine | zdravilo |
| Medieval commune | Srednjeveška komuna |
| Medieval literature | Srednjeveška književnost |
| Medina | Medina |
| Medina quarter | Medina |
| Meditation | Bhagavad-gita |
| Mediterranean | Sredozemsko morje |
| Mediterranean Area | Sredozemlje |
| Mediterranean climate | sredozemsko podnebje |
| Mediterranean forest | sredozemski gozd |
| Mediterranean Lingua Franca | Pidžin |
| Mediterranean Sea | Sredozemsko morje |
| Mediterranean wood | sredozemski gozd |
| Medium Mark A Whippet | Medium Mark A Whippet |
| Medium Sword | Gladij |
| Medium-range ballistic missile | MRBM |
| Medulin | Medulin |
| Medusa | Meduza |
| Medvedev-Sponheuer-Karnik scale | Medvedev-Sponheuer-Karnikova lestvica |
| Medvode | Občina Medvode |
| MEGA Family Shopping Centre | Mega |
| Megabyte | MB |
| Megaclite | Megaklita |
| Megadeth | Megadeth |
| Megali Idea | Velika ideja |
| Megaliths | Kamniti velikani |
| Megaloptera | Velekrilci |
| Meiji period | Obnova Meidži |
| Meiji Restoration | Obnova Meidži |
| Mein Kampf | Moj boj |
| Meissel-Mertens constant | Meissel-Mertensova konstanta |
| Meitnerium | Majtnerij |
| Mekka | Meka |
| Mekong | Mekong |
| Meland | Meland |
| Melbourne | Melbourne |
| Melbourne Grand Prix Circuit | Melbourne Grand Prix Circuit |
| Melencolia I | Melancholia I |
| Melian | Melian |
| Melina Mercouri | Melina Merkouri |
| Melissa | Navadna melisa |
| Melissa officinalis | Navadna melisa |
| Melk | Mleko |
| Mellisuga | Čmrlji kolibri |
| Melnikov | Meljnikov |
| Melodifestivalen | Melodifestivalen |
| Melodiya | Melodija |
| melody | melodija |
| Melon | Melona |
| Melon de Bourgogne | Melona |
| Melpomene | Melpomena |
| melting | topljenje |
| Melting point | Tališče |
| Melting temperature | Tališče |
| Melting-point | Tališče |
| Melvin Calvin | Melvin Calvin |
| Meløy | Meløy |
| Member of Parliament | Poslanec |
