 |
| English | German |
| opaque enemy | Trochoskopie |
| opaque enemy | Dickdarmröntgenuntersuchung |
| opaque enemy | Kontrasteinlauf |
| opaque material | undurchlässiges Material (for certain, electromagnetic or particle, radiation) |
| opaque medium | Röntgenkontrastmittel |
| opaque photocathode | undurchlässige Photokatode |