t
- T1
- Tag RAM
- TAPI
- Task manager
- Taskbar
- TB
- TCP/IP
- TDM
- TDMA
- Tearing
- Teleconference
- Tesla
- Tessellation
- Texel
- text-to-image
- Texture
- Texture Filtering
- Texture Mapping
- Texture Memory
- TFI
- Thermal Recalibration
- Thermal Transfer
- Thermo Autochrome
- Thin Film
- Thin Film Transistor – TFT
- TiB
- TIFF
- Time Code
- Time Line
- Time Machine
- T&L
- TLB
- Token Ring
- Tone Dialling
- Toner
- Topology
- Toslink
- TPI
- TPM
- trackpad
- Transceiver
- Transfer Rate
- Transistor
- Transparency
- Trichromatic
- Trojan
- True Black
- Tweening
- Twisted Pair
- Two-Factor Authentication