English abbreviations from thx to tiara
- THX (Turukhansk Airport)
- THZ (Tahoua Airport)
- TI (thermal imaging/imager)
- TIA (Total Information Awareness initiative)
- TIAA (CREF||(i, pronounced as "T-I-A-A-cref") Teachers Insurance and Annuity Association||College Retirement Equities Fund)
- TIALD (Thermal Imaging and Airborne Laser Designation)
- TIAP (Theater Intelligence Architecture Program)
- TIARA (Togetherness, Independence, Academic, Respect, Achievement)
