| Terror | Terror |
| Terrorangrebet i Beslan | Geiselnahme von Beslan |
| Terrorangrebet mod Dubrovka-teateret i Moskva | Geiselnahme im Moskauer Dubrowka-Theater |
| terrorisme | Terrorismus |
| terrorist | Terrorist |
| Terrorregimet | Terrorherrschaft |
| Terry | Tim und Struppi |
| Terry Fox | Terry Fox |
| Terry Gilliam | Terry Gilliam |
| Terry Jones | Terry Jones |
| Terry Pratchett | Terry Pratchett |
| Terræn | Gelände |
| terrængående køretøj | Geländefahrzeug |
| Terschelling | Terschelling |
| tertiær | tertiär |
| Tertiærfarver | Mischfarbe |
| terts | Terz |
| Tertullian | Tertullian |
| Tervueren | Tervueren |
| tesaurus | Thesaurus |
| tese | These |
| Teselskabet i Boston | Boston Tea Party |
| Teser om Feuerbach | Thesen über Feuerbach |
| tesis | These |
| Teske | Teelöffel |
| Tesla | Tesla |
| Tesla-transformator | Tesla-Transformator |
| Test | Test |
| Testamente | Testament |
| testamentere | letztwillig vermachen |
| Testamentet | Das Testament |
| teste | Prozess |
| Testes | Zeuge |
| testikel | Hoden |
| Testikelkræft | Hodenkrebs |
| testosteron | Testosteron |
| Testpilot | Testpilot |
| Tet-offensiven | Tet-Offensive |
| Tethys | Tethys |
| Tetovo | Tetovo |
| TETRA | Terrestrial Trunked Radio |
| Tetradotoxin | Tetrodotoxin |
| Tetraeder | Tetraeder |
| Tetragrammaton | JHWH |
| Tetrahydrocannabinol | Tetrahydrocannabinol |
| Tetraklorkulstof | Tetrachlormethan |
| Tetralogi | Tetralogie |
| tetrameter | Tetrameter |
| Tetrapode | Tetrapode |
| Tetrapoder | Landwirbeltiere |
| Tetrarkiet | Römische Tetrarchie |
| Tetris | Tetris |
| Teutoburgerskoven | Teutoburger Wald |
| Teutoner | Teutonen |
| TeX | TeX |
| Tex Avery | Tex Avery |
| Texas | Texas |
| Texasrevolutionen | Texas Revolution |
| Texcoco-søen | Texcoco-See |
| Text Encoding Initiative | Text Encoding Initiative |
| TFT | Dünnschichttransistor |
| TGV | TGV |
| Thabo Mbeki | Thabo Mbeki |
| Thai Airways International | Thai Airways International |
| Thaiboxing | Muay Thai |
| Thailand | Thailand |
| Thailands flag | Flagge Thailands |
| Thailands nationalvåben | Wappen Thailands |
| thailandsk | thailändisch |
| thailænder | Thailänder |
| Thaksin Shinawatra | Thaksin Shinawatra |
| Thalassa | Thalassa |
| Thalassokrati | Thalassokratie |
| Thales | Thales |
| Thalia | Thalia |
| Thalidomid | Thalidomid |
| thallium | Thallium |
| Thalía Sodi | Thalía |
| Thanatos | Thanatos |
| Thanh Thai | Thành Thái |
| Thank You for Smoking | Thank You for Smoking |
| Thanksgiving | Thanksgiving |
