| truismo | Binsenwahrheit |
| Trujillo | Trujillo |
| Trullo | Trullo |
| Truman Capote | Truman Capote |
| Trumau | Trumau |
| Trun | Trun GR |
| Trunkelsberg | Trunkelsberg |
| Trunks | Badehose |
| truppa | Gesellschaft |
| truppe | Truppen |
| Truppe ausiliarie | Turma |
| truppe paracadutate | Fallschirmtruppen |
| Truschino | Kaliber |
| truspino | Tüte |
| Truss rod | Halsspannstab |
| trust | Kartell |
| trust di cervelli | Braintrust |
| Trusted computing | Trusted Computing |
| Trusted Computing Group | Trusted Computing Platform Alliance |
| Truth or Consequences | Truth or Consequences |
| Trygve Haavelmo | Trygve Magnus Haavelmo |
| Trygve Lie | Trygve Lie |
| Trypanosoma | Trypanosomen |
| Trysil | Trysil |
| Trzebnica | Trzebnica |
| tràmpolo | Stelze |
| Trèbes | Trèbes |
| Trèves | Trèves |
| Tré Cool | Tré Cool |
| Tréfferin | Tréfferin |
| Trélex | Trélex VD |
| Trêves | Trêves |
| Trössing | Trössing |
| Tröstau | Tröstau |
| Trøgstad | Trøgstad |
| Trøndelag | Trøndelag |
| Trüllikon | Trüllikon |
| Tržič | Tržič |
| TS | TS |
| tsantsa | Schrumpfkopf |
| Tschachtlanchronik | Tschachtlanchronik |
| Tschagguns | Tschagguns |
| Tschanigraben | Tschanigraben |
| Tschappina | Tschappina |
| Tscheppach | Tscheppach |
| Tschiertschen | Tschiertschen |
| Tschierv | Tschierv |
| Tschirn | Tschirn |
| Tschlin | Tschlin |
| Tschugg | Tschugg |
| Tsitsikamma National Park | Tsitsikamma-Nationalpark |
| Tsodilo | Tsodilo |
| Tsuchiura | Tsuchiura |
| Tsuga | Hemlocktannen |
| Tsugaru | Tsugaru |
| Tsukasa Hōjō | Tsukasa Hōjō |
| Tsukiji | Tsukiji-Fischmarkt |
| Tsukuba | Tsukuba |
| Tsukubamirai | Tsukubamirai |
| tsunami | Flutwelle |
| Tsuneyasu Miyamoto | Tsuneyasu Miyamoto |
| Tsung-Dao Lee | Tsung-Dao Lee |
| Tsuruga | Tsuruga |
| Tsurumi | Tsurumi |
| Tsushima | Provinz Tsushima |
| Tsutomu Nihei | Tsutomu Nihei |
| TSV Stahl Riesa | TSV Stahl Riesa |
| tswana | Setswana |
| TT | TT |
| TT Circuit Assen | TT Circuit Assen |
| TTY | Tty |
| tu | selbst |
| Tu chiamami Peter | The Life and Death of Peter Sellers |
| Tu quoque | Tu quoque |
| Tu quoque Brute fili mi | Tu quoque |
| tu stessa | selbst |
| tu stesso | selbst |
| tu-sai-chi | du-weißt-schon-wer |
| tua | deines |
| Tuareg | Tuareg |
| Tuatha De Danann | Túatha Dé Danann |
| tuba | Tuba |
| tuba di Eustachio | Ohrtrompete |
| Tuba di Falloppio | Eileiter |
| Tubanti | Tubanten |
| tubare | gurren |
| tubatura | Rohr |
| tubazione | Röhren |
| Tubbataha Reef | Tubbataha |
| Tubeless | Tubeless |
| Tuber | Trüffel |
| Tubercolo | Pflanzenknolle |
| Tubercolosario | Sanatorium |
| tubercolosi | Tb |
| tubercolosi polmonare | Schwindsucht |
| tubercoloso | knollig |
| tubercolotico | tuberkulös |
| tuberi | Wurzelgemüse |
| tubero | Knolle |
| tuberosa | Knollengewächs |
| tubetto | Tube |
| tubi | Röhren |
| Tubinga | Tübingen |
| Tubista | Installateur |
| Tubize | Tubize |
| tubo | Leitung |
| Tubo a raggi catodici | Kathodenstrahlröhre |
| Tubo catodico | Kathodenstrahlröhre |
| tubo d'alimentazione | Zuleitungsrohr |
