| transpadano | transpadane |
| transpallet | forklift |
| Transparency International | Transparency International |
| transpersonale | transpersonal |
| Transports en Commun Lyonnais | Transports en commun lyonnais |
| Transports Publics Genevois | Transports Publics Genevois |
| transrealismo | transrealism |
| transricevere | transceive |
| Transsylvania Phoenix | Transsylvania Phoenix |
| transumanesimo | transhumanism |
| transumanismo | transhumanism |
| transumanza | transhumance |
| transuranico | transuranic |
| Transvaal | Transvaal |
| Trantan | See por rutina |
| Trantor | Trantor |
| tranvai | trolley |
| tranvia | streetcar line |
| Tranvia di Opicina | Opicina Tramway |
| Tranås | Tranås Municipality |
| Tranøy | Tranøy |
| Trapa | Trapa |
| trapanare | bore |
| Trapanatore | Bit |
| trapanatura | drilling |
| trapanazione | boring |
| Trapani | Trapani |
| trapano | drill |
| trapassato prossimo | pluperfect |
| Trapassato remoto | Past anterior |
| trapasso | departure |
| trapelare | unfold |
| trapezio | trapezium |
| trapezista | trapezist |
| trapezoide | trapezoid |
| trapiantare | graft |
| trapiantazione | transplantation |
| trapianto | transplantation |
| trapianto cutaneo | skin grafting |
| Trapianto di fegato | Liver transplantation |
| Trappano | Trpanj |
| Trappelo | In the wrong way |
| Trappeto | Press-house |
| Trappi del Deccan | Deccan Traps |
| trappista | Trappist |
| Trappo Siberiano | Siberian Traps |
| trappola | snare |
