| Thierry Boutsen | Thierry Boutsen |
| Thierry Henry | Thierry Henry |
| thigh | stegno |
| thine | tvój |
| thing | stvar |
| Thinking machine | Računalnik |
| Third Age | Terciar |
| Third Battle of Kharkov | Operacija Barbarossa |
| Third Battle of the Isonzo | Soška fronta |
| Third Reich | Tretji rajh |
| thirst | žeja |
| thirsty | žejen |
| thirteen | trinajst |
| thirty | trideset |
| Thirty Years' War | Tridesetletna vojna |
| thirty-five | petintrideset |
| thirty-four | štiriintrideset |
| thirty-one | enaintrideset |
| thirty-three | triintrideset |
| thirty-two | dvaintrideset |
| this | to |
| This is | To je |
| This Is Spinal Tap | Spinal Tap |
| This side down | Nizek |
| Thomas | Tomaž |
| Thomas Abbt | Thomas Abbt |
| Thomas Alva Edison | Thomas Alva Edison |
| Thomas Aquinas | Sveti Tomaž Akvinski |
| Thomas Berthold | Thomas Berthold |
| Thomas Bottomore | Thomas Burton Bottomore |
| Thomas Browne | Thomas Browne |
| Thomas Carlyle | Thomas Carlyle |
| Thomas de Quincey | Thomas de Quincey |
| Thomas Edison | Thomas Alva Edison |
| Thomas Graham | Thomas Graham |
| Thomas Hinman Moorer | Thomas Hinman Moorer |
| Thomas Hitzlsperger | Thomas Hitzlsperger |
| Thomas Hobbes | Thomas Hobbes |
| Thomas Humphrey Marshall | Thomas Humphrey Marshall |
| Thomas Häßler | Thomas Häßler |
| Thomas James Henderson | Thomas James Henderson |
| Thomas Jefferson | Thomas Jefferson |
| Thomas Klestil | Thomas Klestil |
| Thomas Malthus | Thomas Malthus |
| Thomas Mann | Thomas Mann |
| Thomas Paine | Thomas Paine |
| Thomas the Apostle | Apostol Tomaž |
| Thomas the Archdeacon | Tomaž Arhidiakon |
| Thomas Young | Thomas Young |
| Thomas-Alexandre Dumas | Alexandre Dumas mlajši |
| thong | japonke |
| Thor | Thor |
| Thor Heyerdahl | Thor Heyerdahl |
| Thoracic diaphragm | Trebušna prepona |
| Thoralf Skolem | Albert Thoralf Skolem |
| thorax | oprsje |
| thorium | torij |
| Thornton Wilder | Thornton Niven Wilder |
| Thoroughbreds | Sangvinik |
