| Interglazial | interglacial interglacial episode interglacial interval |
| interglazial | interglacial |
| Interlaken | Interlaken |
| Interslavisch | Interslavic |
| Interslawisch | Interslavic |
| Interval | range |
| Integral | integral |
| integral | integral |
| Integration | integration |
| Interludium | interlude |
| Interpolation | interpolation |
| Intervall | interval |
| interkostal | intercostal |
| interkrustal | intercrustal |
| interlinear | interlinear |
| interlingual | interlingual |
| intermediär | intermediate intermediary |
| internal | internal |
| international | international |
| interorbital | interorbital |