| trivial | trivial |
| Trivial Pursuit | Trivial Pursuit |
| Trivial ring | Anillo trivial |
| Trivial topology | Estructura trivial |
| triviality | insignificancia |
| trivialize | trivializar |
| Triwizard Tournament | Torneo de los tres magos |
| TRIZ | TRIZ |
| Triệu Dynasty | Nanyue |
| tRNA | ARNt |
| Trnava | Trnava |
| Trnava District | Distrito de Trnava |
| Trnava Region | Región de Trnava |
| Trnovo | Veliko Tarnovo |
| Troad | Tróade |
| troak | trocar |
| troat | balido |
| Trocadéro | Palacio de Chaillot |
| Trocaz Pigeon | Columba trocaz |
| trochee | troqueo |
| Trochenbrod | Trochinbrod |
| Trochinbrod | Trochinbrod |
| Trochlea | Polea |
| Trochophore | Trocófora |
| Troezen | Trecén |
| Trofa | Trofa |
| Trofeo Costa del Sol | Trofeo Costa del Sol |
| Trofim Lysenko | Trofim Denisovich Lysenko |
| Trogen | Trogen |
| Trogir | Trogir |
| troglodyte | troglodita |
| Troglodytes | Troglodytidae |
| trogon | trogón |
| Trogonidae | Trogonidae |
| Trogons | Trogonidae |
| troika | troica |
| Troilus | Troilo |
| Troilus and Cressida | Troilo y Crésida |
| Troinex | Troinex |
| Trois-Rivières | Trois-Rivières |
| Troistorrents | Troistorrents |
| Trojan | Troyano |
| Trojan asteroid | Asteroide troyano |
| Trojan group | Grupo Troyano |
| Trojan horse | caballo de Troya |
| Trojan moon | Satélite troyano |
| Trojan Nuclear Power Plant | Central Nuclear Trojan |
| Trojan War | Guerra de Troya |
| troll | duendecillo |
| Troll oil field | Trol |
| trolley | carrito |
| trolley bus | trolebús |
| trolley car | tranvía |
| Trolley problem | Dilema del tranvía |
| trolleybus | trolebús |
| trollop | mujerzuela |
| Trolltech | Trolltech |
| Troma Entertainment | Troma Entertainment |
| Tromba marina | Trompa marina |
| Trombe wall | Muro Trombe |
| trombone | trombón |
