| testament | will |
| Testament de Heiligenstadt | Heiligenstadt Testament |
| Testament de vie | Advance health care directive |
| testamentaire | testamentary |
| testateur | testator |
| testatrice | testator |
| tester | test |
| testiculaire | testicular |
| testicule | testis |
| Testimonium flavianum | Josephus on Jesus |
| testostérone | testosterone |
| Testour | Testour |
| Testudines | Turtle |
| Testudinidae | Tortoise |
| Testudo marginata | Marginated Tortoise |
| Tete | Tete |
| Tetiana Tereshchuk-Antipova | Tetyana Tereshchuk-Antipova |
| Tetiaroa | Tetiaroa |
| Tetovo | Tetovo |
| Tetra Pak | Tetra Pak |
| Tetradium | Tetradium |
| Tetragnathidae | Long-jawed orb weaver |
| Tetragonia | Tetragonia |
| Tetrao | Tetrao |
| Tetraodon | Tetraodon |
| Tetraodon mbu | Mbu pufferfish |
| Tetraodontidae | Tetraodontidae |
| Tetraodontiformes | Tetraodontiformes |
| Tetrapanax papyrifer | Tetrapanax |
| Tetrapharmacum | Tetrapharmacum |
| Tetrapoda | Tetrapod |
| Tetration | Tetration |
| Tetricus | Tetricus I |
| Tetricus II le jeune | Tetricus II |
| Tetrigidae | Tetrigidae |
| Tetrinet | TetriNET |
| Tetris | Tetris |
| Tetsuo Hamuro | Tetsuo Hamuro |
| Tetsuo Shima | Tetsuo Shima |
| Tetsuya Komuro | Tetsuya Komuro |
| Tetsuya Ogawa | Tetsu |
| Tetsuya Théodore Fujita | Ted Fujita |
| Tetsuzo Iwamoto | Tetsuzō Iwamoto |
| Tettigoniidae | Tettigoniidae |
| Tetuani | Judeo-Romance languages |
| teub | dick |
| Teucros | Teucer |
| Teucros fils de Télamon | Teucer |
| Teufen | Teufen AR |
| Teufenthal | Teufenthal |
| Teuffenthal | Teuffenthal |
| Teuta | Queen Teuta |
| Teutatès | Toutatis |
| Teuton | German |
| Teutons | Teutons |
| Teuva | Teuva |
| Teva Pharmaceutical Industries | Teva Pharmaceutical Industries |
| Tevet | Tevet |
| Tevfik Esenç | Tevfik Esenç |
| TeX | TeX |
| Tex Avery | Tex Avery |
| TeX Font Metric | TeX font metric |
| Texan | Texan |
| Texane | Texan |
| Texans de Houston | Houston Texans |
| Texas | Texas |
