| thorium | Thorium |
| thorium atom | Thorium-Atom |
| thorium atoms | Thorium-Atome |
| thorium bromide | Thorium-bromid |
| thorium carbide | Thorium-carbid |
| thorium chloride | Thorium-chlorid |
| thorium compound | Thoriumverbindung |
| thorium content | Thoriumgehalt |
| thorium diiodide | Thoriumdiiodid |
| thorium dioxide | Thoriumdioxid |
| thorium dust | Thoriumstaub |
| thorium fluoride | Thorium-fluorid |
| thorium hydride | Thoriumhydrid |
| thorium hydroxide | Thoriumhydroxid |
| thorium intoxication | Thoriumvergiftung |
| thorium iodide | Thorium-iodid |
| thorium isotope | Thorium-Isotop |
| thorium metaphosphate | Thoriummetaphosphat |
| thorium nitrate | Thorium-nitrat |
| thorium nitride | Thorium-nitrid |
| thorium oxalate | Thoriumoxalat |
| thorium oxide | Thorium-oxid |
| thorium poisoning | Thoriumvergiftung |
| thorium sulfate | Thoriumsulfat |
| thorium sulfide | Thorium-sulfid |
| thorium sulphate | Thoriumsulfat |
| thorium sulphide | Thorium-sulfid |
| thorium tetraiodide | Thoriumtetraiodid |
| thorium tetranitrate | Thoriumtetranitrat |
| thorium triiodide | Thoriumtriiodid |
| thorium-plutonium | Thorium-Plutonium |
| Thormodus Torfæus | Þormóður Torfason |
| thorn | Stachel |
| thorn apple | Stechapfel |
| thorn bush | Dorn |
| thorn bushes | Dornicht |
| Thorn Commission | Kommission Thorn |
| thorn hedge | Dornenhecke |
| thorn house | Gradierwerk |
| thorn in the flesh | Stachel im Fleisch |
| thorn sturgeon | Dick |
| thorn tree | Dornenbaum |
| thorn trees | Dornenbäume |
| thorn-apples | Stechäpfel |
| thorn-bush | Dorn |
| thorn-bushes | Dornbüsche |
| thorn-tailed rayadito | Stachelschwanzschlüpfer |
| Thornaby-on-Tees | Thornaby-on-Tees |
| thornback | Nagelrochen |
| thornback angel shark | Dornrücken-Engelshai |
| thornback angelshark | Dornrücken-Engelshai |
| Thornback ray | Nagelrochen |
| Thornback rays | Nagetrochen |
| thornback skate | Nagelrochen |
| thornbush | Dorn |
| thornbushes | Dornbüsche |
| Thornfish | Eisfische |
| thornfishes | Eisfische |
| Thornicroft's giraffe | Thornicroft-Giraffe |
| thorniest | am dornigsten |
| thornily | dornig |
| thornless | dornenlos |
| thornless blackberry | Mittelmeer-Brombeere |
| thorns | Dornen |
| Thornton | Thornton |
| Thornton Heath | Thornton Heath |
| Thornton Wilder | Thornton Wilder |
| thorny | heikel |
| thorny catfish | Dornwels |
| Thorny Devil | Dornteufel |
| thorny devil stick insect | Dornengespenstschrecke |
| thorny dragon | Moloch |
| thorny lizard | Moloch |
| thorny oyster | Klappmuschel |
| thorny oysters | Klappmuscheln |
| thorny question | schwierige Frage |
| thorny sea cucumber | Gelbe Seegurke |
| thorny skate | Sternrochen |
| thorny woodcock | Venuskamm |
| thorny-headed worm | Kratzer |
| thornyhead | Stachelkopf |
| thorogummite | Thorogummit |
| Thorolf Rafto Memorial Prize | Thorolf-Rafto-Gedenkpreis |
| Thoros of Edessa | Thoros |
| Thorotrast disease | Thorotrastose |
| thorough | absolut |
| thorough cleaning | Grundreinigung |
| thorough examination | sorgfältige Prüfung |
| thorough search | Durchsuchung |
| thoroughbred | reinrassig |
| thoroughbred stallion | Vollbluthengst |
| thoroughbredness | Reinrassigkeit |
| Thoroughbreds | Blutstein |
| thoroughfare | Abkürzung |
| thoroughfares | Verkehrsstraßen |
| thoroughfars | Abkürzungen |
| thoroughgoing | absolut |
| thoroughly | durch und durch |
