| Monosaccharid | monosaccharide |
| Polysaccharid | polysaccharide |
| Disaccharid | disaccharide |
| Saccharin | saccharin |
| Monarchin | monarch |
| Monochasium | monochasium |
| mondsüchtig | moonstruck |
| Monarchie | monarchy |
| Mondschein | moonlight moonshine |
| Monolatrie | monolatrism |
| monochrom | monochrome monochromatic |
| monohybrid | monohybrid |
| Ionosphäre | ionosphere |
| Manichäerin | Manichaean |
| Mudschahid | mujahid |
| Monarchist | monarchist |
| Monarchistin | monarchist |
| Mondjahr | lunar year |
| Monografie | monograph |
| Monoid | monoid |