| Abbreviations | Meaning |
 | TETEV | Tete Virus |
 | TEV | Tadpole Edema Virus; Talipes Equinovarus; Tissue-engineered Vessel |
 | TEV | Temperate Virus |
 | TFAV | Thiafora Virus |
 | TFMOV | Taro Feathery Mottle Virus |
 | TFV | Telok Forest Virus; Tick Fever Virus |
 | TGEV | Transmissible Gastroenteritis Virus |
 | TGMV | Tomato Golden Mosaic Virus |
 | TGPVR | Transgenic Mice That Express Human Cellular Receptor For Poliovirus |
 | THAIV | Thailand Virus |
 | THEV | Tehran Virus |
 | THIV | Thimiri Virus |
 | THOV | Thogoto Virus |
 | THRV | Thormodseyjarlettur Virus |
 | THV | Turkey Hepatitis Virus |
 | THV | Thebesian Valve; Theilovirus |
 | TIBV | Tibrogargan Virus |
 | TILLV | Tillamook Virus |
 | TILV | Tilligerry Virus |
 | TIMV | Timbo Virus |
 | TINV | Tinarov Virus |
 | TKPV | Turkeypox Virus |
 | TLAV | Tlacotalpan Virus |
 | TLMV | TTV-like Minivirus |
 | TLV | Threshold Limit Value; Tidal Liquid Ventilation; T-lymphotropic Virus; Total Lung Volume |
 | TMEV | Tembe Virus; Theiler Murine Encephalomyelitis Virus |
 | TMUV | Tembusu Virus |
 | TMV | Tobacco Mosaic Virus |
 | TNGV | Trichoplusia Ni Granulovirus |
 | TNV | Tobacco Necrosis Virus |
 | TOBRV | Tobacco Ringspot Virus |
 | TOPV | Oral Attenuated Poliovirus With Types 1, 2, And 3 |
 | TOPV | Topografov Virus; Trivalent Oral Poliovaccine |
 | TORCH | Toxoplasmosis, Other [congenital Syphilis And Viruses], Rubella, Cytomegalovirus, And Herpes Simplex Virus |
 | TORCHES | Toxoplasmosis, Rubella, Cytomegalovirus, Herpes, Syphilis |
 | TORCHS | Toxoplasmosis, Other Diseases, Rubella, Cytomegalovirus Infections, Herpes Simplex, Syphilis |
 | TOSV | Toscana Virus |
 | TPEV 1, 2 | Turkey Pseudoenteritis Virus 1, 2 |
 | TPMV | Thottapalayam Virus |
 | TRBV | Tribec Virus |
 | TRMV | Trombetas Virus |
 | TRSV | Tobacco Ringspot Virus |
 | TRTV | Turkey Rhinotracheitis Virus |
 | TRUV | Trubanaman Virus |
 | TRV | Tobacco Rattle Virus |
 | TRV | Tanjong Rabok Virus; Tobacco Rattle Virus |
 | TRV | Triatoma Virus |
 | TSUV | Tsuruse Virus |
 | TTV | Tracheal Transport Velocity; Transfusion-transmitted Virus |
 | TTVS | Transfusion Transmitted Viruses Study |