| TNF | Tumor/Tumour Necrosis Factor | In English | → Oncology |
| TPA | Tissue Plasminogen Activator | In English | → Enzymes → Blood and circulatory system |
| TRAIL | Tumor necrosis factor Related Apoptosis Inducing Ligand | In English | → Oncology |
| tRKS | Tilfærslu ríbósakjarnasýru | In Icelandic | → Genetics |
| TRN | Trenkenn ribonukleek = ARN | Acidum ribonucleinicum | In Latin = RNA | Ribonucleic acid | In English = ARN | Acide ribonucléique | In French = РНК | Рибонуклеинова киселина | In Russian = ARN | حمض ريبي نووي | In Arabic = ARN | Àcid ribonucleic | In Catalan = RNK | Ribonukleová kyselina | In Czech = RNA | Ribonuklea acido | In Esperanto = RNS | Ribonukleinsäure | In German = ARN | Azido erribonukleiko | In Basque = ARN | Ácido ribonucleico | In Spanish = RNH | Ribonukleiinhape | In Estonian = RKS | Ríbósakjarnasýru | In Icelandic |
In Breton | → Genetics |
| TUNEL | Terminal deoxynucleotidyltransferase-mediated dUTP-biotin Nick End Labeling | In English | |
| U | Uridine | In English | → Genetics |
| UCH | Ubiquitin Carboxy-terminal Hydrolase | In English | → Enzymes |
| V | Valiini = V | Valine | In English = V | Valina | In Catalan = V | Valin | In Czech = V | Valin | In Danish = V | Valin | In German = V | Valina | In Spanish = V | Valino | In Esperanto = V | Valine | In French = V | 발린 | In Korean = V | Valin | In Croatian = V | Valin | In Indonesian = V | Valina | In Italian = V | :ולין | In Hebrew = V | Valīns | In Latvian = V | Valin | In Letzeburgesh = V | Valinas | In Lithuanian = V | Valine | In Dutch = V | バリン | In Japanese = V | Walina | In Polish = V | Valina | In Portuguese = V | Валин | In Russian = V | Valină | In Romanian = V | Valin | In Swedish = V | Valin | In Turkish = V | Валін | In Ukrainian = V | 缬氨酸 | In Chinese |
In Finnish | |
| V | Valină = (look above) |
In Romanian | |
| V | Валин = (look above) |
In Russian | |
| V | Valina = (look above) |
In Portuguese | |
| V | Walina = (look above) |
In Polish | |
| V | バリン = (look above) |
In Japanese | |
| V | Valine = (look above) |
In Dutch | |
| V | Valīns = (look above) |
In Latvian | |
| V | Valin = (look above) |
In Letzeburgesh | |
| V | :ולין = (look above) |
In Hebrew | |
| V | Valin = (look above) |
In Swedish | |
| V | Valine = (look above) |
In English | |
| V | Valin = (look above) |
In Turkish | |
| V | Валін = (look above) |
In Ukrainian | |
| V | 缬氨酸 = (look above) |
In Chinese | |
| V | Valina = (look above) |
In Italian | |
| V | Valin = (look above) |
In Indonesian | |
| V | Valinas = (look above) |
In Lithuanian | |
| V | Valina = (look above) |
In Catalan | |
| V | Valin = (look above) |
In Czech | |
| V | Valin = (look above) |
In Danish | |
| V | Valin = (look above) |
In German | |
| V | Valina = (look above) |
In Spanish | |
| V | Valino = (look above) |
In Esperanto | |
| V | Valine = (look above) |
In French | |
| V | 발린 = (look above) |
In Korean | |
| V | Valin = (look above) |
In Croatian | |
| VEGF | Vascular Endothelial Growth Factor | In English | → Hormones |
| VIP | Vasoaktives intestinales Peptid | In German | → Blood and circulatory system |
| VLDLR | Very Low-Density Lipoprotein Receptor | In English | |
| W | Triptòfan = W | Tryptophan | In English = W | ট্রিপ্টোফ্যান | In Bengali = W | Tryptofan | In Danish = W | Tryptophan | In German = W | Triptófano | In Spanish = W | Triptofano | In Esperanto = W | Tryptophane | In French = W | 트립토판 | In Korean = W | Triptofan | In Indonesian = W | Triptofano | In Italian = W | טריפטופן | In Hebrew = W | Triptofāns | In Latvian = W | Tryptophan | In Letzeburgesh = W | Triptofanas | In Lithuanian = W | Tryptofaan | In Dutch = W | トリプトファン | In Japanese = W | Tryptofan | In Norwegian = W | Tryptofan | In Polish = W | Triptófano | In Portuguese = W | Triptofan | In Romanian = W | Триптофан | In Russian = W | Tryptofán | In Slovak = W | Tryptofaani | In Finnish = W | Tryptofan | In Swedish = W | Triptofan | In Turkish = W | Триптофан | In Ukrainian = W | 色氨酸 | In Chinese |
In Catalan | |
| W | ট্রিপ্টোফ্যান = (look above) |
In Bengali | |
| W | Tryptophan = (look above) |
In English | |
| W | Triptofanas = (look above) |
In Lithuanian | |
| W | Tryptofán = (look above) |
In Slovak | |
| W | Tryptofan = (look above) |
In Danish | |
| W | Tryptophan = (look above) |
In German | |
| W | Triptófano = (look above) |
In Spanish | |
| W | Tryptofan = (look above) |
In Polish | |
| W | Triptófano = (look above) |
In Portuguese | |
| W | Triptofan = (look above) |
In Romanian | |
| W | Триптофан = (look above) |
In Russian | |
| W | Tryptofaani = (look above) |
In Finnish | |
| W | Tryptofan = (look above) |
In Swedish | |
| W | Triptofan = (look above) |
In Turkish | |
| W | Триптофан = (look above) |
In Ukrainian | |
| W | Tryptofan = (look above) |
In Norwegian | |
| W | トリプトファン = (look above) |
In Japanese | |
| W | Tryptofaan = (look above) |
In Dutch | |
| W | Triptofano = (look above) |
In Esperanto | |
| W | Tryptophane = (look above) |
In French | |
| W | 트립토판 = (look above) |
In Korean | |
| W | Triptofan = (look above) |
In Indonesian | |
| W | Triptofano = (look above) |
In Italian | |
| W | טריפטופן = (look above) |
In Hebrew | |
| W | Triptofāns = (look above) |
In Latvian | |
| W | Tryptophan = (look above) |
In Letzeburgesh | |
| W | 色氨酸 = (look above) |
In Chinese | |
| WTCCMR | Wellcome Trust Centre for Cell-Matrix Research | In English | → Research institutes → Cytology |
| Y | Tirosin = Y | Tyrosine | In English = Y | تيروسين | In Arabic = Y | Tirosina | In Catalan = Y | Tyrosin | In Danish = Y | Tyrosin | In German = Y | Tirosina | In Spanish = Y | Tirozino | In Esperanto = Y | Tyrosine | In French = Y | 티로신 | In Korean = Y | Tirosin | In Indonesian = Y | Tirosina | In Italian = Y | טירוזין | In Hebrew = Y | Tirozīns | In Latvian = Y | Tyrosin | In Letzeburgesh = Y | Tirozinas | In Lithuanian = Y | Tyrosine | In Dutch = Y | ja:チロシン | In Japanese = Y | Tyrozyna | In Polish = Y | Tirosina | In Portuguese = Y | Тирозин | In Russian = Y | Tyrosiini | In Finnish = Y | Tyrosin | In Swedish = Y | Тирозин | In Ukrainian = Y | 酪氨酸 | In Chinese |
In Sundanese | |
| Y | Тирозин = (look above) |
In Russian | |
| Y | Tyrosiini = (look above) |
In Finnish | |
| Y | Tyrosin = (look above) |
In Swedish | |
| Y | Тирозин = (look above) |
In Ukrainian | |
| Y | 酪氨酸 = (look above) |
In Chinese | |
| Y | Tyrosin = (look above) |
In German | |
| Y | Tirosina = (look above) |
In Portuguese | |
| Y | Tyrozyna = (look above) |
In Polish | |
| Y | Tyrosine = (look above) |
In French | |
| Y | Tirozino = (look above) |
In Esperanto | |
| Y | Tirosina = (look above) |
In Spanish | |
| Y | Tirosin = (look above) |
In Indonesian | |
| Y | Tyrosin = (look above) |
In Danish | |
| Y | Tirosina = (look above) |
In Catalan | |
| Y | تيروسين = (look above) |
In Arabic | |
| Y | Tyrosine = (look above) |
In English | |
| Y | Tirosina = (look above) |
In Italian | |
| Y | טירוזין = (look above) |
In Hebrew | |
| Y | Tirozīns = (look above) |
In Latvian | |
| Y | Tyrosin = (look above) |
In Letzeburgesh | |
| Y | Tirozinas = (look above) |
In Lithuanian | |
| Y | Tyrosine = (look above) |
In Dutch | |
| Y | ja:チロシン = (look above) |
In Japanese | |
| Y | 티로신 = (look above) |
In Korean | |
| РНК | Рибонуклеинова киселина = TRN, ARN, RNA, RNK, RNS, RNH, RKS (look above) |
In Russian | → Genetics |