- Tape Automated Bonding
- Temper Designation
- Tempered Martensite
- Tensile Strength
- Terminal solid solution
- Tetrahedral Position
- Thermal conductivity
- Thermal Expansion Coefficient
- Thermal fatigue
- Thermal Shock
- Thermal Stress
- Thermally Activated Transformation
- Thermoplastic
- Thermoplastic Elastomer
- Thermosetting Polymer
- Toughness
- Transgranular Fracture
- Translucent
- Transmission Electron Microscopy
- Transparent
- Transverse Wave