| Biozönose | biocenosis |
| Biogenese | biogenesis |
| Zoonose | zoonosis |
| Abiogenese | abiogenesis |
| Biologe | biologist |
| Biologie | biology |
| Biolyse | biolysis |
| Biomasse | biomass |
| Bionomie | bionomics |
| Diözese | diocese bishopric |
| Byssinose | byssinosis |
| Diagnose | diagnosis diagnostics |
| Prognose | forecast |
| Pinozytose | pinocytosis |
| Bierdose | beer can |
| Brotdose | lunchbox |
| Bioenergie | bioenergy |
| Biophilie | biophilia |
| Biotin | biotin |
| bionisch | bionic |