| triple jump | salto triple |
| Triple Nine Society | Triple Nine Society |
| triple point | punto triple |
| Triple X syndrome | Síndrome del triple X |
| Triple-alpha process | Proceso triple-alfa |
| Triple-double | Triple-doble |
| triplet | trillizo |
| triplets | trillizos |
| Triploblasty | Triblásticos |
| Triploid Syndrome | Triploidía |
| tripod | trípode |
| Tripoli | Trípoli |
| Tripoli International Airport | Aeropuerto Internacional de Trípoli |
| Tripolitania | Tripolitania |
| Tripoly | Trípoli |
| Tripp Eisen | Tripp Eisen |
| Tripping the Rift | Tropezando en el espacio |
| Triptolemus | Triptólemo |
| triptych | tríptico |
| Tripura | Tripura |
| Triquetra | Triqueta |
| triquetrous | triquetro |
| triquetrum | piramidal |
| Trisagion | Trisagio |
| trisect | trisecar |
| Trish Stratus | Trish Stratus |
| Triskaidecagon | Tridecágono |
| triskaidekaphobia | triscaidecafobia |
| Triskelion | Trisquel |
| trisomy | mongolismo |
| Tristan | Tristán |
| Tristan and Iseult | Tristan |
| Tristan and Isolde | Tristán e Isolda |
| Tristan chord | Acorde de Tristán |
| Tristan Corbière | Tristan Corbière |
| Tristan da Cunha | Tristán da Cunha |
| Tristan Tzara | Tristan Tzara |
| Tristan und Isolde | Tristán e Isolda |
| Tristana | Tristana |
| Tristán de Luna y Arellano | Tristán de Luna y Arellano |
| Tristão da Cunha | Tristão da Cunha |
| trisyllable | trisílabo |
| Tritaia | Tritaia |
| trite | gastado |
| triteness | banalidad |
| Tritenii de Jos | Tritenii de Jos |
| tritium | tritio |
| Triton | Tritón |
| Triton Fountain | Fuente del Tritón |
| Trittys | Tritia |
| Trituberculata | Trituberculata |
| Triturus | Triturus |
| triumph | triunfar |
| Triumph of the Will | El triunfo de la voluntad |
| Triumph-Palace | Palacio del Triunfo |
| triumphal | triunfal |
| triumphal arch | arco de triunfo |
| triumphalism | triunfalismo |
| triumphant | triunfante |
| triumvirate | triunvirato |
| Triuridaceae | Triuridaceae |
| trivet | trébedes |
