| Abbreviation | Definition |
|---|---|
| TRN | Quattro - Clarion Translation support file |
| TRS | Micrografx Executable file |
| TRU | True Basic language source code file |
| TRW | Turbo Debugger for Windows Session-state settings |
| TSM | Turbo Assembler for OS/2 Manual |
| TSQ | ODBC script |
| TST | Printer TeST file |
| TSV | Tab Separated Values |
| TSX | TrueSpace eXtension |
| TTA | The True Audio |
| TTF | True- Type Font ( font file) |
| TUD | The Ultimate Draw Document |
| TUT | Tutorial |
| TV | Table View settings |
| TV1 | Overflow file above insert point in Doc 1 (WordPerfect for Win) |
| TV2 | Overflow file above insert point in Doc 2 (WordPerfect for Win) |
| TV3 | Overflow file above insert point in Doc 3 (WordPerfect for Win) |
| TV4 | Overflow file above insert point in Doc 4 (WordPerfect for Win) |
| TV5 | Overflow file above insert point in Doc 5 (WordPerfect for Win) |
| TV6 | Overflow file above insert point in Doc 6 (WordPerfect for Win) |