| Mascate | Muscat |
| Maschwanden | Maschwanden |
| Mascon | Mass concentration |
| mascotte | mascot |
| Mascotte de football | FIFA World Cup mascot |
| Mascotte de la coupe du monde de football | FIFA World Cup mascot |
| Mascotte olympique | Olympic mascot |
| Mascoutin | Mascouten |
| masculin | masculine |
| Masculinisme | Masculism |
| masculinité | masculinity |
| Masein | Masein |
| maser | maser |
| Maser a eau | Water maser |
| Maser inverse | Inverse maser |
| Maser SIO | SIO maser |
| Maserati | Maserati |
| Masers OH | OH masers |
| Maseru | Maseru |
| Mashhad | Mashhad |
| mashie | mashie |
| Mashonaland Occidental | Mashonaland West |
| Mashonaland Oriental | Mashonaland East |
| Mashup | Mashup |
| Masi Oka | Masi Oka |
| Masjed Soleiman | Masjed Soleyman |
| Masjid al-Haram | Masjid al-Haram |
| Masjid al-Nabawi | Al-Masjid al-Nabawi |
| Masjid Negara | Masjid Negara |
| Masku | Masku |
| Maslenitsa | Maslenitsa |
| Maslennikovo | Bolshoye Maslennikovo |
| Masmouda | Masmuda |
| Maso | Maso |
| Maso di Banco | Maso di Banco |
| masochisme | masochism |
| masochiste | masochist |
| Masolino da Panicale | Masolino da Panicale |
| Mason | Mason |
| Mason County | Mason County |
| Masoud Shojaei | Masoud Shojaei |
| Masouleh | Masouleh |
| Masovie | Masovia |
| Masquage flou | Blur masking |
| Masquarade | Maskerade |
| masque | gloss |
| masque anti-gaz | gas mask |
| Masque de Mort | Cancer Deathmask |
| masque de nuit | sleep mask |
| masque de plongée | diving mask |
| Masque de sur-réseau | Supernet |
| masque funéraire | death mask |
| Masque jetable | One-time pad |
| masque mortuaire | death mask |
| masque à gaz | respirator |
| masque à oxygène | oxygen mask |
| masquer | cover |
| masquer d'un écran | screen off |
