| Abbreviation | Definition |
|---|---|
| TG | Top Graphic |
| TG | Transparent GIF |
| TGA | Text Graphic Adapter |
| TGL | The Good Life |
| TGS | Technical and General Services |
| TH | Think Hardware |
| THD | Tabular Historical Data |
| THKS | Temporal Hybrid Knowledge Server |
| THZ | TeraHertz |
| TI | Texas Instruments |
| TI | Text Information |
| TIB | Terminal Input Buffer |
| TIB | Type Information Block |
| TIC | Technical Integrity Check |
| TICS | Technology For Implementing Computer Software |
| TICS | Test Instrument Computer Services |
| TICS | Treasury International Capital System |
| TID | Text Item Description |
| TIE | Telepathic Image Embedding |
| TIFF | Tagged Image File Format |