| Iod | iodine |
| Iodsäure | iodic acid |
| Diode | diode |
| Hesiod | Hesiod |
| Iodbromid | iodine monobromide |
| Iodometrie | iodometry |
| Periode | period tide |
| Amiodaron | amiodarone |
| Fotodiode | photodiode |
| Iodtribromid | iodine tribromide |
| Biodiesel | biodiesel biodiesel fuel |
| Audiodatei | audio file |
| Periodikum | periodical |
| periodisch | periodic |
| Deiodierung | deiodination |
| Leuchtdiode | light emitting diode |
| aperiodisch | aperiodic non-periodic |
| Periodizität | periodicity |
| Biodiversität | biodiversity |
| Periodendauer | cycle duration |