| | tcb | | trouble came back |
| | tcbh | | This can't be healthy |
| | TCFS | | too cool for school |
| | TCIC | | The Computer Illiterate Cousins |
| | TCIM | | Tactical Communications Interface Modules |
| | TCL | | take care love |
| | TCLC | | The Computer Literate Cousins |
| | TCN | | Take Care Now |
| | tcnl | | the camera never lies |
| | tco | | taken care of |
| | tco | | total cost of ownership |
| | TCOI | | Take care of it |
| | TCOS | | Transactions on Computer Systems |
| | TCOTLNDRS | | The course of true love never did run smooth |
| | TCOTPATPWTCOT | | Take care of the pence and the pounds will take care of themselves |
| | TCP | | Transmission Control Protocol |
| | tcp/ip | | transmission control protocol/internet protocol |
| | tcr | | t-cell receptor |
| | tcr | | task change request |
| | tcr | | the common rule |
| | tcr | | transfer-cluster restricted |
| | TCS | | take care sweetheart |
| | tcxo | | Temperature Compensated Crystal Oscillator |
| | TCZW | | Total Cubic Zirconia weight |
| | TDC | | Top Dead Center |
| | TDD | | Telecommunication Devices for the Deaf |
| | TDD | | Telecommunications Display Device |
| | TDD | | Time Dimension duplexing |
| | TDDUP | | Till Death Do Us Part |
| | tdf | | to die for |
|
4