| metabotrop | metabotropic |
| Metabolit | metabolite |
| Betatron | betatron |
| Heliotrop | heliotrope |
| neurotrop | neurotropic |
| myotrop | myotropic |
| zytotrop | cytotropic |
| Metadaten | metadata |
| Metafiktion | metafiction |
| Metallbohrer | twist drill |
| Metallurg | metallurgist |
| Metallurge | metallurgist |
| Metro | Tube |
| metazoisch | metazoic |
| Metaller | Metaller |
| Metallrohr | metal pipe |
| Metapher | metaphor |
| Metaphorik | imagery |
| Metastase | metastasis |
| Metatheria | Metatheria |